Rifle Upper Receivers USA & Canada







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Rifle Upper Receivers USA & Canada


Rifle Upper Receivers USA & Canada




D.S. Arms Ar 15 Flattop Upper Receiver Stripped Flattop Upper Receiver USA & Canada
D.S. Arms Ar 15 Flattop Upper Receiver Stripped Flattop Upper Receiver USA & Canada

USD 77.99 (Indicative price - actual current price possibly lower)
M4/a3-style upper receiver is available stripped. Precision machined from a 7075 t6 aluminum alloy forging to usgi dimensions, and ready to mate with the mil-spec lower and internal components of your choice. Includes m4-type feed cuts and alphanumeric position markers stamped into the rail slots. Hardcoat anodized to resist wear, add strength, and protect from corrosion. Hard dry-lube surface treatment protects the anodizing from scuffs and reduces friction between bolt carrier and receiver walls for ultra-smooth operation, less wear, and longer service life. Manufacturer: d.S. Arms specs: 7075 t6 aluminum, hardcoat anodized, dry-lube finish, matte black. .250" takedown/pivot pin holes. High specification rifle upper receivers by DS, buy online with confidence at best discount price and fast shipping to U.S. and Canada. Manufacturer produt ID 274000019-274000019-11224.
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Daniel Defense Ddm4 300s 10.3" 300 Aac Blackout Upper Receiver Black Ddm4 300 S 10.3" 300 Aac Blackout 1 8 9" Ddm4 Rail Upper USA & Canada
Daniel Defense Ddm4 300s 10.3" 300 Aac Blackout Upper Receiver Black Ddm4 300 S 10.3" 300 Aac Blackout 1 8 9" Ddm4 Rail Upper USA & Canada

USD 1096 (Indicative price - actual current price possibly lower)
The daniel defense ddm4 300s was designed for operators demanding a short-barrel rifle chambered in the popular 300 blackout cartridge. Using standard 5.56mm magazines and bolts, the 300s is able to deliver .30 caliber ammunition with greater muzzle energy than comparable 5.56mm rifles. The daniel defense ddm4 300s also features a durable hard coat anodized finish and a hammer forged 10.3" chrome moly barrel with a 1-8 twist in a strength-to-weight (s2w) profile. Threaded muzzle: 5/8 x 24 tpi pinned low profile gas block machined from 4140 hardened steel, pistol length daniel defense 17-4 ph stainless steel extended flash suppressor chrome lined m16 pro Manufacturer: daniel defense. High specification rifle upper receivers by Daniel, buy online with confidence at best discount price and fast shipping to U.S. and Canada. Manufacturer produt ID 100024481-100024481-11224.
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Aero Precision Ar 15 Gen 2 Assembled Upper Receiver 5.56mm Ar 15 Gen 2 Assembled Upper Receiver Black 5.56mm USA & Canada
Aero Precision Ar 15 Gen 2 Assembled Upper Receiver 5.56mm Ar 15 Gen 2 Assembled Upper Receiver Black 5.56mm USA & Canada

USD 99.99 (Indicative price - actual current price possibly lower)
Aero precision's m4e1 threaded assembled upper receiver gives you the best of two worlds: that badass looks and robustness of a billet receiver plus the easy parts compatibility (and price!) of a traditional mil-spec upper. And it comes with two nit-picky jobs done for you: the forward assist and ejection port cover are already installed. But there's more.. The m4e1 threaded assembled upper receiver is aero precision's m4e1 enhanced upper with standard barrel threads up front so it can accept a standard ar-15 barrel nut and handguard attachment. The original m4e1 upper is configured for the proprietary attachment system aero's gen 2 enhanced or atlas 'g Manufacturer: aero precision. High specification rifle upper receivers by Aero Precision, buy online with confidence at best discount price and fast shipping to U.S. and Canada. Manufacturer produt ID 100026238-100026238-11224.
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Precision Reflex Ar 15 Mk12 Mod 0 Gen Ii Upper Receiver Complete 1 7 Twist Black USA & Canada
Precision Reflex Ar 15 Mk12 Mod 0 Gen Ii Upper Receiver Complete 1 7 Twist Black USA & Canada

USD 1962.99 (Indicative price - actual current price possibly lower)
Precision reflex's mark 12 mod 0 spr gen ii upper receiver is a complete, full-featured tactical upper that's fully assembled and ready to shoot..Once you install it on a mil-spec lower receiver. It is fitted with pri's gen ii retro carbon fiber forend that replicates the handguard of the u.S. Navy's mk 12 mod 0 special purpose rifle. You get a mile-long, uninterrupted expanse of picatinny top rail extending from the rear of the receiver to the front of the forend. (maybe we exaggerate slightly - half a mile.) there are also short 3" lengths of picatinny rail up front in the 3, 6 and 9 o'clock positions. The mark 12 mod 0 spr gen ii upper receiver Manufacturer: precision reflex, inc. High specification rifle upper receivers by Precision, buy online with confidence at best discount price and fast shipping to U.S. and Canada. Manufacturer produt ID 714000039-714000039-11224.
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Geissele Automatics Ar 15 Usasoc Upper Receiver Group Improved (Urgi) 5.56 M Lok Usasoc Upper Receiver Group Improved Stripped 5.56 M Lok USA & Canada
Geissele Automatics Ar 15 Usasoc Upper Receiver Group Improved (Urgi) 5.56 M Lok Usasoc Upper Receiver Group Improved Stripped 5.56 M Lok USA & Canada

USD 979 (Indicative price - actual current price possibly lower)
The geissele urgi ar-15 upper receiver is a near clone of the "upper receiver group improved" currently going into service with USAsoc (united states army special operations command). It offers a host of improvements over the standard "mil-spec" m4 upper we've grown so accustomed to - and it will transform your ar-15 shooting experience. Brownells offers the geissele urgi upper in "stripped" form and a complete model ready to snap onto the lower of your choice and hit the range. Let's look at the complete urgi first. To begin, geissele installs a 14.5" daniel defense barrel optimized to handle the full rigors of the new m855a1 (ab57) amm Manufacturer: geissele automatics llc. High specification rifle upper receivers by Geissele, buy online with confidence at best discount price and fast shipping to U.S. and Canada. Manufacturer produt ID 100026694-100026694-11224.
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J P Enterprises Ar 15 Psc 11 Side Charge Gunsmith Kit Lomass USA & Canada
J P Enterprises Ar 15 Psc 11 Side Charge Gunsmith Kit Lomass USA & Canada

USD 854.99 (Indicative price - actual current price possibly lower)
Features: the psc-11 includes the standard ar-15/m16 charging handle along with the jp side charging handle includes ejection port cover and hardware forward assist and hardware available with the jp low mass includes jp enhanced bolt group (including bolt, cam pin, firing pin and firing pin retaining pin) jp enhanced bolt is precision machined from sae9310 nickel chromium molybdenum steel locking lugs are meticulously radiused on all 90 degree corners of the locking lugs side charging handle can be removed for cleaning side charging handle engages the bolt carrier on the front side, opposite the extractor low mass bolt carrier Manufacturer: j p enterprises. High specification rifle upper receivers by JP, buy online with confidence at best discount price and fast shipping to U.S. and Canada. Manufacturer produt ID 452000135-452000135-11224.
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Aero Precision M4e1 Assembled Upper Receiver .300 Blackout Black M4e1 Assembled Gen 2 Upper Receiver 10 Pistol Length USA & Canada
Aero Precision M4e1 Assembled Upper Receiver .300 Blackout Black M4e1 Assembled Gen 2 Upper Receiver 10 Pistol Length USA & Canada

USD 421.99 (Indicative price - actual current price possibly lower)
From aero precision, the ar-15 m4e1 .300 blackout assembled upper receivers. Chambered in 300 blackout, the upper is finished with black anodizing and available in three lengths, each with different length handguards. This upper does not come with the charging handle or bolt carrier group, allowing the user to personalize their upper receiver even more! the aero precision assembled upper receiver also features: m-lok em-7 7" for 8" barrel, 9" handguard for 10" barrel, 15" handguard for 16" barrel 8", 10", and 16" carbine length chrome moly barrel pistol length gas system w/ low profile gas block standard a2 mu Manufacturer: aero precision. High specification rifle upper receivers by Aero Precision, buy online with confidence at best discount price and fast shipping to U.S. and Canada. Manufacturer produt ID 100025513-100025512-11224.
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Radian Weapons Ar 15 223 Wylde Complete Upper Receiver Groups 223 Wylde 17.5" Model 1 Complete Upper Receiver Black USA & Canada
Radian Weapons Ar 15 223 Wylde Complete Upper Receiver Groups 223 Wylde 17.5" Model 1 Complete Upper Receiver Black USA & Canada

USD 1496.25 (Indicative price - actual current price possibly lower)
Sub-moa accuracy guarantee w/ black hills match grade ammunition billet machined 7075-t6 upper receiver w/ m4 feed ramps proprietary extended aluminum hand guard w/ magpul m-lok modular mounting system and integrated upper/hand guard stainless steel anti-rotation pin match grade 416r stainless steel barrel w/ polished crown and feed ramps, chambered in .223 wylde/5.56 nato threaded x 28 (.223) enhanced black nitride m16 bolt carrier group dlc coated lightweight titanium forward assist radian raptor-sd suppressor-optimized ambidextrous charging handle direct impingement gas system 10.5" 5.56: carbine-length Manufacturer: radian weapons. High specification rifle upper receivers by Radian, buy online with confidence at best discount price and fast shipping to U.S. and Canada. Manufacturer produt ID 100023413-100023409-11224.
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Radical Firearms Ar 15 16" Upper Assembly 5.56 M4 Hybrid Rail No Bcg Or Ch USA & Canada
Radical Firearms Ar 15 16" Upper Assembly 5.56 M4 Hybrid Rail No Bcg Or Ch USA & Canada

USD 291.87 (Indicative price - actual current price possibly lower)
Radical firearms' 16" m4 upper receiver is a flat top, law-enforcement grade, drop in receiver, ready to be mounted to any mil-spec ar-15 lower receiver. This fully mil-spec compliant receiver provides a high-quality upper for any level budget or shooter. The radical firearms 16" m4 upper receiver comes complete and assembled with upper receiver, forward assist, ejection port door, barrel nut. 16" m4 profile barrel and a2 flash hider. 16" m4 melonite barrel 4150v chrome moly 1 in 7" twist rate 5.56 nato chamber m4 feed ramps 12" radical firearms hybrid keymod handguard: features reverse keymod sections so your a Manufacturer: radical firearms. High specification rifle upper receivers by Radical, buy online with confidence at best discount price and fast shipping to U.S. and Canada. Manufacturer produt ID 100023347-100023347-11224.
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F 1 Firearms Ar 15 Billet Stripped Upper Receiver Ar 15 Stripped Billet Upper Receiver Black USA & Canada
F 1 Firearms Ar 15 Billet Stripped Upper Receiver Ar 15 Stripped Billet Upper Receiver Black USA & Canada

USD 261.25 (Indicative price - actual current price possibly lower)
The f-1 firearms udr-15 universal upper receiver is the best of both worlds. The upper receiver is made with 7075-t6 aircraft quality domestic aluminum ensuring quality and offers the signature f-1 firearms 3g skeletonizing for reduced weight and aesthetics. This upper receiver is also universal which makes it compatible with any mil-spec lower out there. Udr-15-3g universal upper receiver manufactured from high grade 7075-t6 billet aluminum unnecessary surfaces milled out for lightest reliable configuration black - type iii class 2 hard anodizing Manufacturer: f-1 firearms llc. High specification rifle upper receivers by F-1, buy online with confidence at best discount price and fast shipping to U.S. and Canada. Manufacturer produt ID 100023268-100023268-11224.
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Vltor Weapon Systems Ar 15/M16 Vis Fusion Upper Receiver Polylithic Keymod Ar 15/M16 Vis Fusion 15" Polylithic Upper Receiver Keymod USA & Canada
Vltor Weapon Systems Ar 15/M16 Vis Fusion Upper Receiver Polylithic Keymod Ar 15/M16 Vis Fusion 15" Polylithic Upper Receiver Keymod USA & Canada

USD 509.95 (Indicative price - actual current price possibly lower)
The vltor vis fusion is a updated version of the very successful vis upper receiver series. The vis fusion differs from the traditional features of the vltor vis because the lower handguard portion of the forend is not removable. The upper instead features a one-piece forend with an access panel towards the rear, allowing for accessibility to the barrel nut for installation, disassembly, and maintenance. The vltor vis fusion affords the end-user the strength and reliability that has become customary with vltor vis uppers, while providing the advantage of decreased weight. Hard coat anodized, black per mil-a-8625 type iii class 2 6013 forged upper with 6061 extruded handguard Manufacturer: vltor weapon systems. High specification rifle upper receivers by Vltor, buy online with confidence at best discount price and fast shipping to U.S. and Canada. Manufacturer produt ID 100018980-100018978-11224.
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Adams Arms Ar 15 P2 Series Free Float Upper Receivers Ar 15 P2 Series 16" Upper Receiver Black 5.56mm Mid Length USA & Canada
Adams Arms Ar 15 P2 Series Free Float Upper Receivers Ar 15 P2 Series 16" Upper Receiver Black 5.56mm Mid Length USA & Canada

USD 899.99 (Indicative price - actual current price possibly lower)
Adams arms p2 upper receiver is the tactical, battle-ready, p-series upper that is drop-in-ready for any ar-15 lower. The p2 gas piston system prevents hot gas and debris from being blown back into the action, resulting in a rifle that runs cooler, cleaner and more reliably than direct gas impingement systems. A short-stroke piston shaft eliminates concussive gas expansion in the upper receiver for less violent cycling, smoother feeding, and reduced felt recoil. All p2 upper receivers come with adams arms own free-floating, m-lok handguard, and when combined with the a4 flat-top upper, there is ample room for mounting optics, lasers, illuminators, or other accessories. Ambide Manufacturer: adams arms. High specification rifle upper receivers by Adams, buy online with confidence at best discount price and fast shipping to U.S. and Canada. Manufacturer produt ID 100026185-100026184-11224.
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Vltor Weapon Systems Ar 15 Vis 2a Extended Mid Length Upper Receiver Vis 2a Ext. Mid Length Upper USA & Canada
Vltor Weapon Systems Ar 15 Vis 2a Extended Mid Length Upper Receiver Vis 2a Ext. Mid Length Upper USA & Canada

USD 534.95 (Indicative price - actual current price possibly lower)
Forged flattop receiver and machined, free-float handguard are fused into a single component to provide a rock solid, quad-rail platform for maximum flexibility in mounting optics, backup sights, lights, vertical grips, and other accessories. The versatile interface structure (vis) offers a perfectly aligned top rail that cures the indexing problems common with flattop receivers and separate railed forends. Features four, mil-std 1913 picatinny rails with side and bottom rails on the handguard. The continuous top rail from the back of the receiver to the front of the handguard eliminates the need for an extended base to mount a long eye-relief optic. Easy-to-remove bottom rail section ass Manufacturer: vltor weapon systems specs: 7075 t6 (receiver) and 6061 t6 (handguard) aluminum, type iii hardcoat anodized, matte black. Vis-2a 17.5" (44.4cm) o.A.L. 10" (25.4cm) handguard length. 26 oz. (737g) wt. High specification rifle upper receivers by Vltor, buy online with confidence at best discount price and fast shipping to U.S. and Canada. Manufacturer produt ID 100004947-100004947-11224.
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Dpms Lo Pro USA & Canada
Dpms Lo Pro USA & Canada

USD 94.99 (Indicative price - actual current price possibly lower)
Fully machined from aircraft grade aluminum alloy, with extra material around the bolt carrier to provide a strong, rigid, platform for mounting heavy match barrels. Integral picatinny-style scope rail gives complete flexibility for mounting all types of sight systems. Accepts weaver-style rings. Eliminates the forward assist and ejection port cover for easier operation and smoother profile. Lo-pro - standard height rail allows use of detachable carry handles. Convenient mounting for electronic dot sights. Manufacturer: dpms specs: aircraft aluminum alloy, black, hardcoat anodized. Teflon coated. .250" (6.3mm) pivot pin dia. .254" (6.47mm) thick side walls. High specification rifle upper receivers by DPMS, buy online with confidence at best discount price and fast shipping to U.S. and Canada. Manufacturer produt ID 231015111-231015110-11224.
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Aero Precision Ar 15 Assembled Upper Receiver 16 5.56mm Carbine Length Ar 15 Assembled Upper Receiver 16 Carbine Length W/ Fsb USA & Canada
Aero Precision Ar 15 Assembled Upper Receiver 16 5.56mm Carbine Length Ar 15 Assembled Upper Receiver 16 Carbine Length W/ Fsb USA & Canada

USD 288.99 (Indicative price - actual current price possibly lower)
Aero precision's ar-15 5.56mm 16" carbine upper receiver closely resembles the military's m4 flattop upper and comes fully assembled. The charging handle and bolt/carrier group are omitted, since ar-15 fans who assemble their own rifles usually prefer to select aftermarket components that suit their specific needs. Why pay for parts you're going to replace the ar-15 5.56mm 16" carbine upper receiver features a 16" barrel of high-grade chrome-moly-vanadium carbon steel with a tough, corrosion- and scratch-resistant black qpq finish (all other steel parts are parkerized). It's chambered for 5.56mm nato ammunition, so it will safely handle civilia Manufacturer: aero precision. High specification rifle upper receivers by Aero Precision, buy online with confidence at best discount price and fast shipping to U.S. and Canada. Manufacturer produt ID 100025501-100025501-11224.
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J P Enterprises 308 Ar Pcs 12 Side Charging Upper Ar 308 Psc 12 Side Charging Upper Receiver USA & Canada
J P Enterprises 308 Ar Pcs 12 Side Charging Upper Ar 308 Psc 12 Side Charging Upper Receiver USA & Canada

USD 1269.99 (Indicative price - actual current price possibly lower)
Building off the popularity of the psc-11 upper receiver kits, jp enterprises offers a .308 compatible psc-12 upper receiver kit to the home builder. The kit includes: psc-12 upper receiver ejection port cover and hardware forward assist and hardware top- and side-charging systems low mass jp bolt carrier jp enhanced bolt group (bolt, cam pin, firing pin and firing pin retaining pin) this kit assembles exactly like a traditional .308 upper with the simple addition of the side-charge handle, which slips into place as easily as a standard t-handle. If you can build an upper, you can build your own psc-12 and tap the potential yoursel Manufacturer: j p enterprises specs: compatable with dpms pattern rifles and parts. High specification rifle upper receivers by JP, buy online with confidence at best discount price and fast shipping to U.S. and Canada. Manufacturer produt ID 452000171-452000171-11224.
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Smith & Wesson M&P15 Upper Receiver Assembly 5.56mm Nato Black M&P15 16" Upper Receiver Assembly 5.56mm Nato Black USA & Canada
Smith & Wesson M&P15 Upper Receiver Assembly 5.56mm Nato Black M&P15 16" Upper Receiver Assembly 5.56mm Nato Black USA & Canada

USD 697.99 (Indicative price - actual current price possibly lower)
Got a spare ar-15 lower sitting around collecting dust or maybe an old complete rifle with an out-of-date top half add the smith & wesson m&p15 complete upper receiver assembly and instantly have an up-to-date flattop ar-15 carbine with the features ar shooters insist on. Fully assembled and ready to install on a complete lower, the a3-pattern smith & wesson m&p15 complete upper receiver assembly comes with an m4-contour chrome-lined barrel with 1-9" rifling, grenade launcher cutout, and 1/2"-28 tpi threaded muzzle topped with the standard a2 flash suppressor. The receiver rail is t-marked for easy optic postioning, and you get a standard m4 two-piece poly Manufacturer: smith & wesson. High specification rifle upper receivers by Smith & Wesson, buy online with confidence at best discount price and fast shipping to U.S. and Canada. Manufacturer produt ID 940001085-940001085-11224.
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Bear Creek Arsenal Ar 15 Complete 16" 5.56 Mm M4 Upper Receiver Ar 15 16" 5.56 Mm M4 Upper Receiver 1 9 Twist Black USA & Canada
Bear Creek Arsenal Ar 15 Complete 16" 5.56 Mm M4 Upper Receiver Ar 15 16" 5.56 Mm M4 Upper Receiver 1 9 Twist Black USA & Canada

USD 293.99 (Indicative price - actual current price possibly lower)
The bear creek arsenal ar-15 complete 16" 5.56mm m4 upper receiver with polymer m4 style handguard from bear creek arsenal features a parkerized barrel. The ar-15 complete 16" 5.56mm m4 upper receiver from bear creek arsenal uses a flat top receiver as well as the standard carrier group and charging handle. -28 threads 4150 chrome moly vanadium bca does not recommend using steel cased ammunition with this receiver the bear creek arsenal complete 16" 5.56mm nato upper receiver features a 1:9 twist with a carbine length gas system. Manufacturer: bear creek arsenal, llc. High specification rifle upper receivers by Bear Creek Arsenal, Llc, buy online with confidence at best discount price and fast shipping to U.S. and Canada. Manufacturer produt ID 100025353-100025353-11224.
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Battle Arms Development Ar 15 Lightweight Billet Upper Receiver USA & Canada
Battle Arms Development Ar 15 Lightweight Billet Upper Receiver USA & Canada

USD 270.99 (Indicative price - actual current price possibly lower)
The battle arms lightweight upper receiver is machined from 7075-t6 aircraft grade aluminum, utilizing a patent pending lightweight design. Upper weighs in at 6.31 oz, and accepts standard ar-15 components. Upper features m4 feedramps for improved feeding. Machined t-marks allow for repeat placement of optics or rail mounted accessories. High quality mil-a-8625f type iii class 2 hard coat anodized provides a matte black finish, and the laser engraved logo is expertly done. All components are made in the USA. Manufacturer: battle arms development inc. Specs: precision cnc from billet 7075-t6 aerospace aluminum. Patent pending lightweight design. M4 feed ramp. Machined t-marks. Laser engraved logo. Mil-a-8625f, type iii, class 2, hard anodized flat black finish. Compatible with tdp/mil standard ar upper receiver parts. All components, material,. High specification rifle upper receivers by Battle, buy online with confidence at best discount price and fast shipping to U.S. and Canada. Manufacturer produt ID 100016156-100016156-11224.
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Dpms Upper Recveiver Ft Bull Barrel Parkerized Upper Receiver W/.223 Cal Ft 20" Bull Barrel Parkerized USA & Canada
Dpms Upper Recveiver Ft Bull Barrel Parkerized Upper Receiver W/.223 Cal Ft 20" Bull Barrel Parkerized USA & Canada

USD 679.99 (Indicative price - actual current price possibly lower)
Complete, ready-to-install, receivers let you change your ar-15 from a sporter to a match rifle or long-range varminter in just minutes-or add to a lower receiver to complete a parts gun. All barrels have six-groove, 1-9" right-hand twist rifling and m4-type feed ramp. Bull barrels are stainless steel, post-ban style, and chambered for .223 remington, with low-profile picatinny gas block, aluminum free-float handguard, and non-threaded muzzle with target crown. Most models available with standard manganese-phosphate parkerized bolt or chrome-plated bolt for additional lubricity and wear resistance. Manufacturer: dpms specs: receiver - aluminum, anodized and teflon coated, black. Bull - 416 stainless steel, natural finish. .925" dia. At muzzle. Note: "chrome" designation in the table refers to the finish of the bolt and carrier only, not the barrel lining. High specification rifle upper receivers by DPMS, buy online with confidence at best discount price and fast shipping to U.S. and Canada. Manufacturer produt ID 231000255-231000019-11224.
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Brownells Ar 15 Slickside Upper Receiver Gray USA & Canada
Brownells Ar 15 Slickside Upper Receiver Gray USA & Canada

USD 149.99 (Indicative price - actual current price possibly lower)
The brownells ar-15 / m16 slickside upper receiver precisely mirrors the contours of the original, early ar-15 upper receiver. Perfect for your next "retro" or reproduction build, our upper has the following features specific to the original slickside: correct early-style carry handle contours no shell deflector no forward assist a1-pattern rear sight housing with help from the folks at nodak spud, this precise match was achieved by starting with 7075 t6 aluminum forgings that already have the proper profile built in. In machining to final dimensions, all points where other parts attach are finished current mil-spec dimensions, so current-producti Manufacturer: brownells. High specification rifle upper receivers by Brownells, buy online with confidence at best discount price and fast shipping to U.S. and Canada. Manufacturer produt ID 078000364-078000363-11224.
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Brownells Ar 15 Upper Receiver W/ Lower Parts Kit & Stock Assembly USA & Canada
Brownells Ar 15 Upper Receiver W/ Lower Parts Kit & Stock Assembly USA & Canada

USD 399.99 (Indicative price - actual current price possibly lower)
This kit lets you pick out a lower of your choice along with a couple small parts to help complete your build! this kit boasts the brownell's exclusive complete upper receiver, the brownell's m4 stock assembly, and dpms lower parts kit. This brownells' exclusive complete ar upper receiver is made in the USA. Chambered in 5.56x45mm nato and featuring a 16" barrel with a 1:8 twist. The standard a3 13-slot aluminum flat top receiver comes with a 10" handguard utilizing the m-lok rail system. A low profile gas block, bolt carrier group, charging handle, forward assist, ejection port cover and phosphate finish help to complete this outst Manufacturer: brownells. High specification rifle upper receivers by Brownells, buy online with confidence at best discount price and fast shipping to U.S. and Canada. Manufacturer produt ID 080001326-080001326-11224.
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Aero Precision M4e1 Assembled Upper Receiver 18" 5.56 Rifle Length M4e1 Assembled Gen 2 Upper Receiver 18 Rifle Length USA & Canada
Aero Precision M4e1 Assembled Upper Receiver 18" 5.56 Rifle Length M4e1 Assembled Gen 2 Upper Receiver 18 Rifle Length USA & Canada

USD 408.99 (Indicative price - actual current price possibly lower)
The m4e1 5.56mm 18" rifle upper receiver adds two important benefits to aero precision's m4e1 carbine upper. First, the longer 18" barrel imparts extra velocity to the bullet with a very small addition to the rifle's oal. Second, the longer rifle-length gas system slows down gas velocity for gentler cycling that leads to improved reliability and reduced wear on moving parts and the receiver. The result rifle-like performance - and versatility - in a carbine-sized package. The aero precision m4e1 5.56mm 18" rifle upper receiver delivers all the other benefits of aero's m4e1 receiver line. The bolt/carrier group and charging handle are omitted so you c Manufacturer: aero precision. High specification rifle upper receivers by Aero Precision, buy online with confidence at best discount price and fast shipping to U.S. and Canada. Manufacturer produt ID 100025511-100025511-11224.
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Stag Arms Ar 15 Complete 3 Gun Elite Upper Receiver 5.56mm Left Hand USA & Canada
Stag Arms Ar 15 Complete 3 Gun Elite Upper Receiver 5.56mm Left Hand USA & Canada

USD 599.99 (Indicative price - actual current price possibly lower)
Stag arms' 15l 3 gun elite upper receiver has left handed shooters looking for a upper that is southpaw friendly without requiring any tools to get ready for your next competition. The 16.5" stag 15 m-lok sl handguard gives you plenty of real estate for accessories or getting that support hand as far out as possible to stabilize the rifle 3 gun stages. Forged left-handed upper receiver coated in a type 3 hard coat 18" heavy fluted barrel made from 410 stainless steel barrel with 1:8 twist button rifling chambered in 5.56mm 16.5: stag 15 m-lok sl handguard rifle length gas system with low profile gas block the stag arms 15l 3 gun Manufacturer: stag arms. High specification rifle upper receivers by Stag, buy online with confidence at best discount price and fast shipping to U.S. and Canada. Manufacturer produt ID 100026352-100026352-11224.
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Radical Firearms Ar 15 10.5" Upper Assy 300 Blk Hbar Std Keymod Rail No Bcg Or Ch USA & Canada
Radical Firearms Ar 15 10.5" Upper Assy 300 Blk Hbar Std Keymod Rail No Bcg Or Ch USA & Canada

USD 335.13 (Indicative price - actual current price possibly lower)
The radical firearms 10.5" hbar upper receiver is a flat top, law-enforcement grade, drop in receiver, ready to be mounted to any mil-spec ar-15 lower receiver! this fully mil-spec compliant receiver provides a high-quality upper for any level budget or shooter. Comes complete and assembled with upper receiver, forward assist, ejection port door, barrel nut. 10.5" hbar profile barrel and a2 flash hider. Bolt carrier group and charging handle are not included. 10.5" hbar melonite 300 blackout barrel 4150v chrome moly 1 in 8" twist rate hpt/mpi m4 feed ramps low profile micro gas block dgi stainless pistol-length gas tube Manufacturer: radical firearms. High specification rifle upper receivers by Radical, buy online with confidence at best discount price and fast shipping to U.S. and Canada. Manufacturer produt ID 100023355-100023355-11224.
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