Aero Precision M4e1 Assembled Upper Receiver .300 Blackout Black M4e1 Assembled Gen 2 Upper Receiver 16 Pistol Length US Specs & Supply
Reliable Rifle Upper Receivers by Aero Precision in US specification & supply
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US gunsmith supply: 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 mfg: aero precision. Find here reliable & durable gunsmith supplies including rifle upper receivers by Aero Precision. US supply MPN: APAR640251M14. Aero precision m4e1 assembled upper receiver .300 blackout black m4e1 assembled gen 2 upper receiver 16 pistol length. Distributor SKU: 100025514-100025512-11224.
 Indicative Price: USD 430.99
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Primary Weapons Ar 308 Mk2 Mod 1 M Upper Receiver 6.5 Creedmoor M Lok Mk218 Mod 1 M Upper Receiver 18" Barrel 6.5 Creedmoor US Specs & Supply
USD 1,232.99
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: The primary weapon systems mk2 mod 1-m 6.5 creedmoor upper receiver features 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. With a 18" barrel, the longest barrel available through pws, the mk218 mod 1-m offers shooters a long range gun with the convenience of a semi-auto platform. Coming standard with a prc 30 compen mfg: primary weapons. Find here reliable & durable gunsmith supplies including rifle upper receivers by Primary. US supply MPN: 18M218UD0B. Primary weapons ar 308 mk2 mod 1 m upper receiver 6.5 creedmoor m lok mk218 mod 1 m upper receiver 18" barrel 6.5 creedmoor. Distributor SKU: 100031919-100031919-11224.
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Daniel Defense Ddm4v11 Pro 18" 5.56mm Nato Upper Receiver Black Ddm4v11 Pro 18" 5.56mm Nato 1 7 15" Slim Rail Upper US Specs & Supply
USD 1,276.00
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: The ddm4v11 pro series upper receiver from daniel defense is designed with the competitive shooter in mind. This new upper receiver is built around the 18" strength-to-weight (s2w) , cold hammer forged barrel, and delivers the control and precision needed to win on the course. The ddm4v11 pro series upper receiver features a durable hard coat anodized mil-spec aluminum upper attached to a hammer forged chrome moly 18" barrel in a 1-7 twist and a s2w profile. Pinned lo-profile gas block machined from 4140 hardened steel daniel defense 17-4 ph stainless steel gen ii muzzle climb mitigator chrome lined m16 profile bolt carrier group 6 mfg: daniel defense. Find here reliable & durable gunsmith supplies including rifle upper receivers by Daniel. US supply MPN: 2.31511E+11. Daniel defense ddm4v11 pro 18" 5.56mm nato upper receiver black ddm4v11 pro 18" 5.56mm nato 1 7 15" slim rail upper. Distributor SKU: 100024476-100024476-11224.
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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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Fightlite Industries Mcr Belt Fed Upper Receiver Semi 1913 Sp Mcr Belt Fed Upper Receiver Semi 16.25" 5.56mm 1913 Sp US Specs & Supply
USD 3,500.00
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: The fightlite industries mcr belt fed ar-15 upper receiver allows you to convert your ar-15 from a standard, magazine fed rifle, into a multi-purpose belt-fed, that can also feed from a magazine. Simply attach the upper as you would any other, link up your ammunition and go to the range. This unique upper receiver includes a picatinny rail mounted to the top cover, as well as picatinny handguards. 16.25" quick change barrel features a chrome lined bore & chamber. 1-7 twist stabilizes standard, military ammunition, and β½-28 muzzle accepts standard muzzle devices. Receiver is machined from 7075-t6 billet & features a type iii matte black anodized finish. 6-lug rota mfg: fightlite industries. Find here reliable & durable gunsmith supplies including rifle upper receivers by Fightlite. US supply MPN: MCR036. Fightlite industries mcr belt fed upper receiver semi 1913 sp mcr belt fed upper receiver semi 16.25" 5.56mm 1913 sp. Distributor SKU: 100019945-100019945-11224.
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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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Geissele Automatics Ar 15 Usasoc Upper Receiver Group Improved (Urgi) 5.56 M Lok Usasoc Upper Receiver Group Improved Complete 5.56 M Lok US Specs & Supply
USD 1,249.00
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: 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 mfg: geissele automatics llc. Find here reliable & durable gunsmith supplies including rifle upper receivers by Geissele. US supply MPN: 8159. Geissele automatics ar 15 usasoc upper receiver group improved (urgi) 5.56 m lok usasoc upper receiver group improved complete 5.56 m lok. Distributor SKU: 100026695-100026694-11224.
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Ati Ar 15 16" Complete 450 Bushmaster Upper Receiver Keymod Black Ar 15 16" 450 Bushmaster Upper Receiver Keymod Black US Specs & Supply
USD 499.95
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: The ati complete 450 bushmaster ar-15 upper receiver allows ar-15 rifle owners to instantaneously add versatility to their firearm platform with a simple upper-receiver switch that allows them to add on a whole new caliber. The ati complete 450 bushmaster ar-15 upper receiver comes with every component needed to drop onto a lower receiver and start shooting. Simply pop open the takedown pins located on your lower receiver, take off your standard upper and replace it with this assembly. The ati upper receiver assembly even includes the charging handle and bolt carrier group! color: black barrel length: 16 inches barrel twist rate: 1:16 the ati complete 450 bu mfg: ati. Find here reliable & durable gunsmith supplies including rifle upper receivers by Atlas. US supply MPN: ATI15MS450BM. Ati ar 15 16" complete 450 bushmaster upper receiver keymod black ar 15 16" 450 bushmaster upper receiver keymod black. Distributor SKU: 100025677-100025677-11224.
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Adams Arms Ar 15 P1 Series Upper Receiver Ar 15 P1series 16" Upper Receiver Black 5.56mm Mid Length US Specs & Supply
USD 599.39
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: The adams arms p1 upper receiver is an innovative, short stroke piston system ready to install on your ar-15 lower. Because the p1 upper receiver is a gas piston system, it runs cooler, cleaner, and more reliably than those with a direct gas impingement system. To eliminate any carrier tilt that might damage the receiver extension, the p1's bolt carrier is equipped with enlarged "skis" to guide it into the tube. An integrated piston strike face on the one-piece, solid steel bolt carrier delivers long-lasting reliability, while the spring loaded bolt assembly ensures proper lock-up for reduced bolt bounce and cam pin wear. Mid-length piston system magpul mfg: adams arms. Find here reliable & durable gunsmith supplies including rifle upper receivers by Adams. US supply MPN: FGAA01235. Adams arms ar 15 p1 series upper receiver ar 15 p1series 16" upper receiver black 5.56mm mid length. Distributor SKU: 100026186-100026186-11224.
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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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Aero Precision Ar 15 Assembled Upper Receiver 16" 5.56mm Mid Length Ar 15 Assembled Upper Receiver 16 Mid Length W/ Fsb US Specs & Supply
USD 297.99
(Indicative price - actual current price possibly lower)
Rifle Upper Receivers US Specs & Supply
US gunsmith supply: This ar-15 5.56mm 16" mid-length upper receiver from aero precision replicates the standard military m4 upper with one important addition. It has a longer, mid-length gas system that helps slow gas velocity for improved reliability in cycling (over the standard carbine gas system). You get same form-factor as an m4 with reduced risk of m4-type reliability problems. The ar-15 5.56mm 16" mid-length upper receiver comes fully assembled, lacking only a charging handle and bolt/carrier group, for shooters who prefer to choose those components to suit your specific needs. The 16" barrel of high-grade chrome-moly-vanadium carbon steel has a tough, corrosion- and scratch-resis mfg: aero precision. Find here reliable & durable gunsmith supplies including rifle upper receivers by Aero Precision. US supply MPN: APAR505631. Aero precision ar 15 assembled upper receiver 16" 5.56mm mid length ar 15 assembled upper receiver 16 mid length w/ fsb. Distributor SKU: 100025502-100025502-11224.
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J P Enterprises Ar 15 Psc 11 Side Charge Gunsmith Kit Lomass US Specs & Supply
USD 854.99
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: 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 mfg: j p enterprises. Find here reliable & durable gunsmith supplies including rifle upper receivers by JP. US supply MPN: JPPSCURA3. J p enterprises ar 15 psc 11 side charge gunsmith kit lomass. Distributor SKU: 452000135-452000135-11224.
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Primary Weapons Ar 15 Mk1 Mod 1 M Upper Receiver Assembly 223 Wylde M Lok Mk116 Mod 1 M Upper Receiver 16.1 Barrel .223 Wylde US Specs & Supply
USD 892.99
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: The pws 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. The shortest available option in the mk1 mod 1-m series, the mk107 is based off of the first firearm developed by pws. Known as "the diablo", the mk107 was designed to rep mfg: primary weapons. Find here reliable & durable gunsmith supplies including rifle upper receivers by Primary. US supply MPN: 18M116UA0B. Primary weapons ar 15 mk1 mod 1 m upper receiver assembly 223 wylde m lok mk116 mod 1 m upper receiver 16.1 barrel .223 wylde. Distributor SKU: 100031915-100031912-11224.
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Stern Defense Ar 15 Sd Mod 5 9mm Upper Receivers M Lok Complete Sd Mod 5 9mm Upper Receiver 8.5in M Lok Complete Black US Specs & Supply
USD 486.99
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: The stern defense sd mod 5 9mm upper receivers are unique with handguards that extend beyond the end of the barrels. The 8.5" barreled upper has a 10" m-lok free float handguard, and the 6" barreled upper has an 8" m-lok free float handguard. To bring the muzzle out beyond the end of the handguard both uppers have sd hbc 9mm blast can installed. Both barrels have a 1-10 rate of twist, β½-36 muzzle thread pitch, and a melonite finish. 8.5" or 6" barrels m-lok free float handguard complete assembly with 9mm bolt and charging handle β½-36 muzzle thread pitch sd bu9 9mm bolt included in the upper receiv mfg: stern defense, llc. Find here reliable & durable gunsmith supplies including rifle upper receivers by Stern. US supply MPN: 015SD10INCHMOD5. Stern defense ar 15 sd mod 5 9mm upper receivers m lok complete sd mod 5 9mm upper receiver 8.5in m lok complete black. Distributor SKU: 100032662-100032662-11224.
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Item on this page: Aero Precision M4e1 Assembled Upper Receiver .300 Blackout Black M4e1 Assembled Gen 2 Upper Receiver 16 Pistol Length US Specs & Supply
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