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 5.56 Upper Receiver Complete Upper Receiver 16" US Specs & Supply
USD 747.99
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: Add the colt legend of reliability to your rifle or build with these complete upper receivers from colt. The le6920ck and le6921ck are based off the combat proven m4 upper receiver and features 1/7 rh twist in a 16.1" barrel on the le6920ck and 14.5" barrel in the le6921ck. All upper receivers include 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: LE6920CK. Colt ar 15 5.56 upper receiver complete upper receiver 16". Distributor SKU: 160000388-160000388-11224.
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Primary Weapons Ar 308 Mk2 Mod 1 M Upper Receiver 308 Win M Lok Mk220 Mod 1 M Upper Receiver 20 Barrel .308 Win US Specs & Supply
USD 1,232.99
(Indicative price - actual current price possibly lower)
Rifle Upper Receivers US Specs & Supply
US gunsmith supply: The pws mk2 mod 1-m .308 winchester upper receivers feature the pws long stroke piston system originally designed for the ar-15 platform. What makes a short gun run, makes a long gun accurate- that being said, the mk2 is among the most reliable and accurate in its category. The mk2 line features a free float mlok handguard with fully forged upper receivers. Lightening cuts and an eliminated forward assist make the mk2 mod 1-m line a lightweight yet solid feeling firearm. The mk216 mod 1-m is ideal for shooters looking to suppress their .308. The fsc30 compensator ensures muzzle control and stability with reduced felt recoil. The mk216 mod 1-m has a 16.1" length barrel. With mfg: primary weapons. Find here reliable & durable gunsmith supplies including rifle upper receivers by Primary. US supply MPN: 18M220UC0B. Primary weapons ar 308 mk2 mod 1 m upper receiver 308 win m lok mk220 mod 1 m upper receiver 20 barrel .308 win. Distributor SKU: 100031918-100031917-11224.
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Radical Firearms Ar 15 16" Upper Assembly 5.56 M4 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' 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 mfg: radical firearms. Find here reliable & durable gunsmith supplies including rifle upper receivers by Radical. US supply MPN: FU16556M412F. Radical firearms ar 15 16" upper assembly 5.56 m4 hybrid rail no bcg or ch. Distributor SKU: 100023347-100023347-11224.
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Primary Weapons Ar 308 Mk2 Mod 1 M Upper Receiver 308 Win M Lok Mk216 Mod 1 M Upper Receiver 16.1 Barrel .308 Win US Specs & Supply
USD 1,232.99
(Indicative price - actual current price possibly lower)
Rifle Upper Receivers US Specs & Supply
US gunsmith supply: The pws mk2 mod 1-m .308 winchester upper receivers feature the pws long stroke piston system originally designed for the ar-15 platform. What makes a short gun run, makes a long gun accurate- that being said, the mk2 is among the most reliable and accurate in its category. The mk2 line features a free float mlok handguard with fully forged upper receivers. Lightening cuts and an eliminated forward assist make the mk2 mod 1-m line a lightweight yet solid feeling firearm. The mk216 mod 1-m is ideal for shooters looking to suppress their .308. The fsc30 compensator ensures muzzle control and stability with reduced felt recoil. The mk216 mod 1-m has a 16.1" length barrel. With mfg: primary weapons. Find here reliable & durable gunsmith supplies including rifle upper receivers by Primary. US supply MPN: 18M216UC0B. Primary weapons ar 308 mk2 mod 1 m upper receiver 308 win m lok mk216 mod 1 m upper receiver 16.1 barrel .308 win. Distributor SKU: 100031917-100031917-11224.
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D.S. Arms Ar 15 Flattop Upper Receiver Stripped Flattop Upper Receiver US Specs & Supply
USD 77.99
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: 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. Mfg: d.S. Arms specs: 7075 t6 aluminum, hardcoat anodized, dry-lube finish, matte black. .250" takedown/pivot pin holes. Find here reliable & durable gunsmith supplies including rifle upper receivers by DS. US supply MPN: DSZM4A3UM4. D.s. arms ar 15 flattop upper receiver stripped flattop upper receiver. Distributor SKU: 274000019-274000019-11224.
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Midwest Industries Ar 15 Upper Receiver Assembly 16" 5.56 Upper Receiver Assembly 16" 223 Wylde M Lok Black US Specs & Supply
USD 575.00
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: The midwest industries complete 16" 5.56 upper receiver assembly is ready to install on the mil-spec lower of your choice. Chambered in .223 wylde, this rifle is ready to shoot military-type 5.56x45mm ammo or civilian .223 remington with equal accuracy. The "pencil"-profile barrel won't weigh you down. The midwest industries complete 16" 5.56 upper receiver assembly comes with mi's own lightweight, free float, m-lok g3 handguard. It sports a two-port muzzle brake mounted on the β½100-023-932-28 threaded muzzle. 12.6" m-lok handguard for plenty of accessory-mounting versatility 7075 t6 forged aluminum upper receiver m4-type mfg: midwest industries, inc. Find here reliable & durable gunsmith supplies including rifle upper receivers by Midwest. US supply MPN: MIN16M. Midwest industries ar 15 upper receiver assembly 16" 5.56 upper receiver assembly 16" 223 wylde m lok black. Distributor SKU: 100023932-100023932-11224.
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Vltor Weapon Systems Ar 15/M16 Vis Fusion Upper Receiver Polylithic Keymod Ar 15/M16 Vis Fusion 14" Polylithic Upper Receiver Keymod US Specs & Supply
USD 504.95
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: 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 mfg: vltor weapon systems. Find here reliable & durable gunsmith supplies including rifle upper receivers by Vltor. US supply MPN: VISF14. Vltor weapon systems ar 15/m16 vis fusion upper receiver polylithic keymod ar 15/m16 vis fusion 14" polylithic upper receiver keymod. Distributor SKU: 100018979-100018978-11224.
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Primary Weapons Ar 15 Mk1 Mod 1 M Upper Receiver Assembly 300 Blackout M Lok Mk109 Mod 1 M Upper Receiver 9.75 Barrel 300blk US Specs & Supply
USD 892.99
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: The primary weapons systems mk1 mod 1-m line of upper receivers feature the pws long stroke piston system. Internally, this line offers the tried and true system that pws owners have grown to know and love. Featuring a free-float mlok handguard, forward assist controls, and a more true to mil-spec design, the mk1 mod 1-m line is a go-to for not only civilians, but also law enforcement. With the fully forged upper, the mk1 mod 1-m is a no-nonsense tool for when you need a high value option that is relentless and unstoppable. Pws bring back the original mk109 in 300blk. The 9.75" barrel length provides excellent reliability with a range of ammunition and still function well, with o mfg: primary weapons. Find here reliable & durable gunsmith supplies including rifle upper receivers by Primary. US supply MPN: 18M109UB0B. Primary weapons ar 15 mk1 mod 1 m upper receiver assembly 300 blackout m lok mk109 mod 1 m upper receiver 9.75 barrel 300blk. Distributor SKU: 100031916-100031916-11224.
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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 US Specs & Supply
USD 899.99
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: 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 mfg: adams arms. Find here reliable & durable gunsmith supplies including rifle upper receivers by Adams. US supply MPN: FGAA01239. Adams arms ar 15 p2 series free float upper receivers ar 15 p2 series 16" upper receiver black 5.56mm mid length. Distributor SKU: 100026185-100026184-11224.
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Aero Precision Ar 15 M4e1 Enhanced Upper Receiver US Specs & Supply
USD 109.99
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: Aero precision's m4e1 enhanced upper receiver is a new take on the way the handguard attaches to the upper receiver on ar-15/m16 platforms. The upper receiver is made from forged 7075 t6 aluminum with the handguard mounting platform forged as an integral part of the receiver. The receiver also features m4 feed ramps, laser engraved t-marks, hard coat anodizing, accepts standard ar-15/m16 components, and includes the barrel nut and wrench. Mfg: aero precision specs: material: forged 7075 t6 aluminum with hard coat anodized finish. Find here reliable & durable gunsmith supplies including rifle upper receivers by Aero Precision. US supply MPN: APAR600201. Aero precision ar 15 m4e1 enhanced upper receiver. Distributor SKU: 100015499-100015499-11224.
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Brownells Ar 15 Upper Receiver W/ Lower Parts Kit & Stock Assembly US Specs & Supply
USD 492.99
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: 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 mfg: brownells. Find here reliable & durable gunsmith supplies including rifle upper receivers by Brownells. US supply MPN: 080-001-326. Brownells ar 15 upper receiver w/ lower parts kit & stock assembly. Distributor SKU: 080001326-080001326-11224.
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Cross Machine Tool Co. Ar 15 Complete Upper Reciever M Lok .224 Valkyrie Complete Upper Receiver M Lok .224 Valkyrie 22" US Specs & Supply
USD 1,185.00
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: Cross machine & tool (cmt) is now offering complete .224 valkyrie ar-15 upper receivers that feature the same proven formula that led cross machine & tool to victory in the 2017 precision rifle series tac lite pro division. The complete ar-15 upper chambered in .224 valkyrie features a 15" hdx mod 4 m-lok handguard, a 20" .224 valkyrie barrel made from 416r stainless steel and has been air gauged to -.0002" for the ultimate in precision. The i.B.C. Model is unique in that it has its muzzle brake and crown machined into the barrel to help keep your scope on target and track impacts. 20" 1:7 twist 416r stainless steel barrel ch mfg: cross machine tool co., inc. Find here reliable & durable gunsmith supplies including rifle upper receivers by Cross. US supply MPN: 224UPR22. Cross machine tool co. ar 15 complete upper reciever m lok .224 valkyrie complete upper receiver m lok .224 valkyrie 22". Distributor SKU: 100027276-100027275-11224.
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Fm Products Inc Ar 15 9mm Upper Receivers M Lok Assembled Ar 15 Fm 9 16" 9mm Upper Receiver M Lok Assembled Black US Specs & Supply
USD 425.00
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: The foxtrot mike products 9mm upper receiver comes fully assembled and ready to drop on any pistol caliber lower receiver that uses glock magazines. With its full-length picatinny top rail and m-lok compatible handguard, the foxtrot mike 9mm upper offers plenty of mounting space for optics and other accessories. A unique interlocking connector between the upper receiver and handguard ensures the barrel nut will not work loose over time. Premium melonite-finished 4150 carbone steel button-rifled bore, 1-10" twist β½"-36 threaded muzzle ambidextrous, non-reciprocating forward charging handle bolt/carrier unit with hard melonite finish, to mfg: fm products inc. Find here reliable & durable gunsmith supplies including rifle upper receivers by FM. US supply MPN: FM916UR. Fm products inc ar 15 9mm upper receivers m lok assembled ar 15 fm 9 16" 9mm upper receiver m lok assembled black. Distributor SKU: 100024843-100024843-11224.
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Fm Products Inc Ar 15 9mm Upper Receivers M Lok Assembled Ar 15 Fm 9 8.5" 9mm Upper Receiver M Lok Assembled Black US Specs & Supply
USD 375.00
(Indicative price - actual current price possibly lower)
Rifle Upper Receivers US Specs & Supply
US gunsmith supply: The foxtrot mike products 9mm upper receiver comes fully assembled and ready to drop on any pistol caliber lower receiver that uses glock magazines. With its full-length picatinny top rail and m-lok compatible handguard, the foxtrot mike 9mm upper offers plenty of mounting space for optics and other accessories. A unique interlocking connector between the upper receiver and handguard ensures the barrel nut will not work loose over time. Premium melonite-finished 4150 carbone steel button-rifled bore, 1-10" twist β½"-36 threaded muzzle ambidextrous, non-reciprocating forward charging handle bolt/carrier unit with hard melonite finish, to mfg: fm products inc. Find here reliable & durable gunsmith supplies including rifle upper receivers by FM. US supply MPN: FM985UR. Fm products inc ar 15 9mm upper receivers m lok assembled ar 15 fm 9 8.5" 9mm upper receiver m lok assembled black. Distributor SKU: 100026233-100024843-11224.
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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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