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 US Specs & Supply
Reliable Rifle Upper Receivers by Bear Creek in US specification & supply
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US gunsmith supply: 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. ß½-28 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. Mfg: bear creek arsenal, llc. Find here reliable & durable gunsmith supplies including rifle upper receivers by Bear Creek. US supply MPN: UA556CM41619P. 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. Distributor SKU: 100025353-100025353-11224.
 Indicative Price: USD 293.99
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Colt Ar 15 M4 Assembled Upper Receiver 5.56mm Ar 15 M4 Upper Receiver 5.56mm No Bcg Charging Handle US Specs & Supply
USD 399.99
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: While the colt m4 ar-15 assembled upper receiver is similar to the popular colt le6920ck upper receiver, this particular offering provides ar aficionados with the chance to further customize their upper, leaving room for particular components. The colt m4 ar-15 assembled upper receiver ships with a chrome lined barrel with a 1:7-inch twist rate and requires the end-user to add their choice of charging handle and bolt-carrier-group, since these two components are not included on this assembled upper. Otherwise, the colt m4 ar-15 assembled upper receiver is totally complete, having an all-black finish and chambered for the popular 5.56mm nato cartridge. Mfg: colt. Find here reliable & durable gunsmith supplies including rifle upper receivers by Colt. US supply MPN: 160-000-446. Colt ar 15 m4 assembled upper receiver 5.56mm ar 15 m4 upper receiver 5.56mm no bcg charging handle. Distributor SKU: 160000446-160000446-11224.
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Aero Precision Ar 15/M16 Assembled Upper Receiver US Specs & Supply
USD 62.99
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: The ar-15 assembled upper receiver comes with the port door and forward assist already installed. Forged from 7075-t6 aluminum, this assembled upper is precision machined to mil- spec m16/m4 specifications and features m4 feedramps. Black model features laser engraved t marks. Cerakote fde model does not have t marks. Features: m4 feedramps .250 takedown pin holes includes port door and forward assist mfg: aero precision specs: weighs: 8.35oz, 7075-t6 forged aluminum. Find here reliable & durable gunsmith supplies including rifle upper receivers by Aero Precision. US supply MPN: APAR501603AC. Aero precision ar 15/m16 assembled upper receiver. Distributor SKU: 953000017-953000017-11224.
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Stern Defense Ar 15 Sd Mod 4 9mm Upper Receiver M Lok Complete Sd Mod 4 9mm Upper Receiver 16.1in M Lok Complete Black US Specs & Supply
USD 544.99
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: The stern defense sd mod 4 9mm upper receiver is a complete, ready to go, upper receiver solution for those looking to spend less time building and more time shooting. The 16.1 inch, 1-10 twist, melonited barrel, is free float in a 12in m-lok handguard attached to a 7075-t6 forged aluminum receiver. 16.1in barrel 12in m-lok free float handguard complete assembly with 9mm bolt and charging handle β½-36 muzzle thread pitch sd bu9 9mm bolt cartridge: 9mm nato included in the upper receiver is charging handle and the stern defense 9mm bolt which is compatible with both glock and colt smg magazines, has a melonite finish, and is works in c mfg: stern defense, llc. Find here reliable & durable gunsmith supplies including rifle upper receivers by Stern. US supply MPN: 015SD15INCHMOD4. Stern defense ar 15 sd mod 4 9mm upper receiver m lok complete sd mod 4 9mm upper receiver 16.1in m lok complete black. Distributor SKU: 100032661-100032661-11224.
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Fn 15/Ar 20" Rifle Upper Receiver Assembly US Specs & Supply
USD 834.99
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: Fnh usa fn15/ar upper receiver assemblies, built to meet the demands of law enforcement and military operators, competitors and sportsmen alike, fn complete upper assemblies have been designed with your needs in mind. Precise quality and compliance criteria ensure the highest degree of engineering and craftsmanship is employed in production and testing to secure consistent optimum performance. Mfg: fn specs: barrel: barrel length 20". Cold hammer forged proprietary crmov barrel steel . Hard-chrome lined to mil-std 171. M4 feed ramps. High pressure tested. Magnetic particle inspected (mpi). Manganese phosphate finish. Chambered in 5.56x45mm. 1:7 rh twist. Bolt carrier group: m16/a. Find here reliable & durable gunsmith supplies including rifle upper receivers by FN. US supply MPN: 36427. Fn 15/ar 20" rifle upper receiver assembly. Distributor SKU: 119000259-119000259-11224.
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Rock River Arms Ar 15 9mm Upper Receiver Assembly A2 9mm Upper Receiver US Specs & Supply
USD 584.99
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: Sub-caliber upper assemblies allow fast and simple conversion of ars chambered in .223 to 9mm luger. True, dedicated, complete upper receivers are assembled from military specification components; includes a wilson, 1-10 twist barrel, bolt and carrier, charging handle, shell deflector, heat-shield lined handguards, sling swivel, and a1-style flash hider. Additional items not included but required for conversion to 9mm are a 9mm magazine (739-000-014); magazine adapter, action spring, and recoil buffer (080-000-442). A2 configuration has a2 adjustable sights regulated for 9mm. Mfg: rock river arms specs: barrel, 4140 steel, blue, matte finish, 16" (40.6cm) long, .725" (18cm) o.D. Receiver, aluminum, anodized finish, matte black. Designed to fit lower receiver with .25" (6.3mm) diameter takedown pins. Find here reliable & durable gunsmith supplies including rifle upper receivers by Rock River. US supply MPN: 9MM0550B. Rock river arms ar 15 9mm upper receiver assembly a2 9mm upper receiver. Distributor SKU: 739000012-739000012-11224.
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Colt Ar 15 14.5 Complete Upper Receiver 14.5" US Specs & Supply
USD 1,055.99
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: Add the colt legend of reliability to you rifle or build with these complete upper receivers from colt. These are the same upper receivers that can be found on the le6920, le6920 socom, and le6940 model rifles. Le6944ck features a one-piece monolithic upper receiver that has a continuous mil-spec rail from the rear of the upper receiver to the front sight and a free floating barrel. Le6944ck has a 14.5" barrel. Includes a charging handle, bolt carrier group, and back up sights. All nfa rules apply. Mfg: colt. Find here reliable & durable gunsmith supplies including rifle upper receivers by Colt. US supply MPN: LE6944CK. Colt ar 15 14.5 complete upper receiver 14.5". Distributor SKU: 160000393-160000393-11224.
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Aero Precision M5e1 Assembled Upper Receiver 6.5 Creedmoor Black M5e1 Assembled Gen 2 Upper Receiver 22 Rifle Length US Specs & Supply
USD 596.99
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: Aero precision's m5e1 6.5 creedmoor upper receiver is ready to be the foundation of a lightweight, tack-driving target rifle. Chambered for the inherently accurate 6.5mm creedmoor cartridge that's taking the long-range target shooting community by storm, the m5e1 fits dpms gen 1 lr-308 lower receivers and clones and accepts the dpms-compatible bolt/carrier group and charging handle of your choice. The bcg and charger are omitted because..Many target shooters prefer to select them separately. (no need to pay for parts you're going to replace, right?) each m5e1 6.5 creedmoor upper receiver comes with a high-quality 416r stainless steel target barrel with a 1-8" mfg: aero precision. Find here reliable & durable gunsmith supplies including rifle upper receivers by Aero Precision. US supply MPN: APAR308554M46. Aero precision m5e1 assembled upper receiver 6.5 creedmoor black m5e1 assembled gen 2 upper receiver 22 rifle length. Distributor SKU: 100025519-100025517-11224.
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Smith & Wesson M&P15 Whisper Upper Receiver Assembly 300 Blackout Black M&P15 Whisper 16" Upper Receiver Assy 300 Blackout Black US Specs & Supply
USD 824.99
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: Consider smith & wesson's m&p15 .300 whisper complete upper receiver assembly if you'd like to turn an old ar-15 into a compact, versatile .30 caliber modern sporting rifle capable of dropping deer-sized game. Or build a complete rifle from the ground up using the lower receiver, buffer tube, and stock of your choice. The smith & wesson m&p15 .300 whisper complete upper receiver comes fully assembled and fitted with popular features. Feed ramps in the a4-pattern flattop receiver and the gas system are optimized to run efficiently with a wide range of factory loaded subsonic and supersonic ammo, including .300 aac blackout loads. Other features include: mfg: smith & wesson. Find here reliable & durable gunsmith supplies including rifle upper receivers by Smith & Wesson. US supply MPN: 812012. Smith & wesson m&p15 whisper upper receiver assembly 300 blackout black m&p15 whisper 16" upper receiver assy 300 blackout black. Distributor SKU: 940001086-940001086-11224.
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Radical Firearms Ar 15 16" Upper Assembly 300 Blk Hbar Hybrid Rail No Bcg Or Ch US Specs & Supply
USD 291.87
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: Radical firearms 300 blackout 16" hbar radical upper receiver is a flat top, 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, and barrel nut. 16" hbar profile barrel and a2 flash hider. 16" hbar melonite barrel 4150v chrome moly 1 in 8" twist rate 300 aac blackout chamber 5/8x24 thread pitch hpt/mpi m4 feed ramps low profile micro gas block stainless pistol-length gas system (this will cycle subsonic load mfg: radical firearms. Find here reliable & durable gunsmith supplies including rifle upper receivers by Radical. US supply MPN: FU16300HBAR12. Radical firearms ar 15 16" upper assembly 300 blk hbar hybrid rail no bcg or ch. Distributor SKU: 100023356-100023356-11224.
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Knights Armament Sr 15 E3 Mod 2 Upper Receivers M Lok Ar 15 Upper Receiver Carbine Mod 2 14.5" Urx 4 M Lok US Specs & Supply
USD 1,962.99
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: Knight's armament company, or kac, is known to many for their top tier, military issued rifles and parts. Brownells is proud to offer this line of knight's armament sr-15 mod 2 complete upper receivers that allow you to easily complete a build or upgrade a rifle with battle proven quality. Built around a chrome lined, cold hammer forged barrel in your choice of 11.5", 14.5" 16" & 18" lengths with a mod 2 gas block, and fitted with a kac 3 prong qdc suppressor compatible flash hider. The knight's armament sr-15 mod 2 complete upper receivers feature the urx m-lok handguards that each have 2 anti-rotation qd sling swivel sockets and ev mfg: knights armament. Find here reliable & durable gunsmith supplies including rifle upper receivers by Knights Armament. US supply MPN: 31949. Knights armament sr 15 e3 mod 2 upper receivers m lok ar 15 upper receiver carbine mod 2 14.5" urx 4 m lok. Distributor SKU: 100023387-100023386-11224.
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Brownells M4a1 Socom Upper Receiver Assembly 5.56x45mm Nato 16" M4a1 Socom Upper Receiver Assembly 5.56x45mm 16" US Specs & Supply
USD 349.99
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: Ready for your next custom build, m4 a1 socom upper receiver assembly comes fully assembled with ejection port cover and forward assist already installed. Using superior components sure to appeal to the discerning builder, the m4a1 socom upper receiver assembly is topped with an fn m4a1 profile barrel, capable of standing up to sustained fire. Made from 4150 steel, the 16" barrel has a chrome lined bore and chamber for excellent corrosion resistance and long barrel life. Chambered in 5.56 nato, the m4a1 socom upper receiver assembly barrel sports the classic m4 profile with front m203 cutout to give it that traditional military appearance. Button broached with 1-7" mfg: brownells. Find here reliable & durable gunsmith supplies including rifle upper receivers by Brownells. US supply MPN: 100-024-938. Brownells m4a1 socom upper receiver assembly 5.56x45mm nato 16" m4a1 socom upper receiver assembly 5.56x45mm 16". Distributor SKU: 100024938-100024938-11224.
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Battle Arms Development Ar 15 Lightweight Billet Upper Receiver US Specs & Supply
USD 270.99
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: 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. Find here reliable & durable gunsmith supplies including 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. Mfg: 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,. Find here reliable & durable gunsmith supplies including rifle upper receivers by Battle. US supply MPN: BAD556LWUR. Battle arms development ar 15 lightweight billet upper receiver. Distributor SKU: 100016156-100016156-11224.
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Stag Arms Ar 15 A3 Upper Receiver Assembly 5.56mm Left Hand US Specs & Supply
USD 99.99
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: Stag arms' left handed ar-15 a3 flattop upper receiver assembly is perfect for that left handed ar-15 that you have been thinking of building. Stag makes sure to closely follow mil-spec standards in every possible way and makes sure to include an installed dust cover, and forward assist assembly that conformed to those same stringent standards. Compatible with small .250" diameter pivot and takedown pins includes preinstalled dust cover and forward assist forged construction with black type 3 hard coat anodizing picatinny optics mounting rail stag arms applies a type 3 hard coat anodizing to each left handed ar-15 a3 flattop upper receiver mfg: stag arms. Find here reliable & durable gunsmith supplies including rifle upper receivers by Stag. US supply MPN: SA200002. Stag arms ar 15 a3 upper receiver assembly 5.56mm left hand. Distributor SKU: 100026350-100026350-11224.
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Item on this page: 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 US Specs & Supply
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