Rifle Upper Receivers US Specifications
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 Tactical Solutions Ar 15 Tsar 223 Upper Receiver M Lok US Specifications
USD 999
(Indicative price - actual current price possibly lower)
Technical data & information: The tactical solutions tsar-223 upper receiver gives you the advantages of an ar-15 short-barreled rifle (sbr) without nfa paperwork. The bore length of the tactical solutions tsar-223 upper receiver's barrel is 12", and the permanently attached sb-x shroud brings the overall length to an nfa-legal 16". A suppressor with an o.D. Smaller than 1.75" easily fits inside the outer shroud and mounts on the threaded barrel of the tactical solutions tsar-223 upper receiver. Suppressor not included muzzle threads: β½"-28 tpi shroud inside diameter is 1.75" continuous picatinny rail across top of receiver and handguard lightwe mfg: tactical solutions, llc. US specification & reliable quality rifle upper receivers by Tactical Solutions. Part Nr: ARUT2239M.
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Brownells M4 Upper Receiver Assembly 5.56x45mm Nato 16" M4 Upper Receiver Assembly 5.56x45mm 16" US Specifications
USD 349.99
(Indicative price - actual current price possibly lower)
Technical data & information: Available exclusively from brownells, the ballistic advantage m4 upper receiver comes fully assembled with all the small parts installed. Just add the charging handle, bolt carrier group, and muzzle device you want and install it on the mil-spec lower receiver of your choice. Ballistic advantage gave this m4 upper receiver a top-quality fn barrel with a true g.I. M4 profile, including the m203 grenade launcher cutout up front to give it an authentic military look. Made out of extra-hard 4150 steel the barrel has button broached 1-7" rifling to stabilize any standard 5.56 bullet, with m4 feed ramps for reliable feeding of rounds into the chamber. Bore and chamber are chrome lined mfg: brownells. US specification & reliable quality rifle upper receivers by Brownells. Part Nr: 100-024-937.
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Aero Precision 308 Ar M5 Upper Receiver Stripped Black US Specifications
USD 99.99
(Indicative price - actual current price possibly lower)
Technical data & information: Aero precisions stripped m5 upper receiver is made out of forged 7075-t6 aluminum and is a great fit for your 308 build. Precision machined to aero precision's specifications, the upper features m4 feedramps and a matte black hard coat anodized mil 8625 type 3 class 2 finish. Dpms pattern takedown holes (.2795") allows for compatibility with a wide range of lower receivers. Receiver is compatible with standard dpms pattern 308 components, including lowers, bolt carriers, charging handles and barrels. M4 feedramps .2795 takedown pin holes (dpms size) laser engraved t-marks stripped mfg: aero precision. US specification & reliable quality rifle upper receivers by Aero Precision. Part Nr: APAR308503C.
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Radical Firearms Ar 15 16" Upper Assy 300 Blk Hbar Std Keymod Rail No Bcg Or Ch US Specifications
USD 269.99
(Indicative price - actual current price possibly lower)
Technical data & information: 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 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 cycl mfg: radical firearms. US specification & reliable quality rifle upper receivers by Radical. Part Nr: FU16300HBAR12.
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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 Specifications
USD 892.99
(Indicative price - actual current price possibly lower)
Technical data & information: 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. US specification & reliable quality rifle upper receivers by Primary. Part Nr: 18M116UA0B.
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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 US Specifications
USD 499.99
(Indicative price - actual current price possibly lower)
Technical data & information: 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 mfg: smith & wesson. US specification & reliable quality rifle upper receivers by Smith & Wesson. Part Nr: 812003.
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Critical Capabilities Ar 15 8" 9mm Upper Receiver W/ 7" M Lok Rail No Bcg Or Ch US Specifications
USD 354.99
(Indicative price - actual current price possibly lower)
Technical data & information: The critical capabilities barreled ar-15 upper receiver in 9mm offers a reliable package for the sbr builder. This unique combination includes a 8" chrome moly nitride treated barrel with an 7" free float aluminum rail making this upper receiver an ideal blend of functionality and practicality. Forged 7075-t6 flat top m4 upper receiver 8" chrome moly nitride treated barrel 1-10 rh twist 7" free float 6061-t6 aluminum rail w/ m-lok the critical capabilities upper receiver allows for personal customization, and does not include the bolt carrier group or charging handle. Mfg: critical capabilities llc. US specification & reliable quality rifle upper receivers by Critical. Part Nr: C9U8M7.
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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 Specifications
USD 1232.99
(Indicative price - actual current price possibly lower)
Technical data & information: 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. US specification & reliable quality rifle upper receivers by Primary. Part Nr: 18M216UC0B.
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Aero Precision M4e1 Assembled Upper Receiver .300 Blackout Black M4e1 Assembled Gen 2 Upper Receiver 8 Pistol Length US Specifications
USD 403.99
(Indicative price - actual current price possibly lower)
Technical data & information: 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. US specification & reliable quality rifle upper receivers by Aero Precision. Part Nr: APAR640211M1.
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Radian Weapons Ar 15 300blk Complete Upper Receiver Groups 300blk 8.7" Model 1 Blk Complete Upper Receiver Black US Specifications
USD 1363.25
(Indicative price - actual current price possibly lower)
Technical data & information: 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 300 blk, threaded 5/8 x 24 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 8.7" & 14.5" 300 blk: pistol-length sil mfg: radian weapons. US specification & reliable quality rifle upper receivers by Radian. Part Nr: R0027.
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Daniel Defense Mk12 Spr 18" 5.56mm Nato Upper Receiver Black Mk12 Spr 18" 5.56mm Nato 1 7 12" Ddm4 Rail Upper US Specifications
USD 1326
(Indicative price - actual current price possibly lower)
Technical data & information: The mk12 upper receiver from daniel defense is built around an 18" stainless steel barrel, engineered with a rifle-length direct impingement gas system and utilizing the mk12 gas block, which is built to crane specifications for ussocom. The daniel defense mk12 upper receiver features a rugged hard coat anodized mil-spec aluminum upper with a hammer forged stainless steel 18" barrel in a 1-7 twist with a mk12 profile. Mk12 low profile gas block machined from 416 hardened steel, rifle length daniel defense 17-4 ph stainless steel flash suppressor chrome lined m16 profile bolt carrier group 6061-t6 hard coat anodized 12" daniel defense mfg: daniel defense. US specification & reliable quality rifle upper receivers by Daniel. Part Nr: 2314210035.
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Yankee Hill Machine Co. Ar 15 5.56 16" Black Diamond Specter Upper Receiver US Specifications
USD 931.99
(Indicative price - actual current price possibly lower)
Technical data & information: Flattop upper comes with high-end custom features and accessories already installed, ready to snap on the mil-spec lower receiver of your choice. Comes fully assembled with bolt/carrier, charging handle, tactical handguard, gas block, and barrel.Features a free-floated diamond handguard with uniquely-patterned holes machined between the rails to reduce weight and enhance barrel cooling. Four full-length mil-std 1913 picatinny rails have individually marked slots for quick reference. The handguard bridges the gap to the front of the receiver to form one continuous, uninterrupted top rail; extends over the low-profile gas block for a smooth, streamlined appearance. Specter upper features sp mfg: yankee hill machine co., inc. Specs: receiver 7075 t6 aluminum alloy, mil-spec type iii hardcoat anodized finish, matte black. Barrel chrome-moly vanadium steel alloy, heat treated to rc 25-32, matte black finish. Chrome-lined. 16" (40.6cm) long. 1-9" twist, chambered for 5.56mm nato. Handguard &ndas. US specification & reliable quality rifle upper receivers by Yankee Hill. Part Nr: YHM78109.
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Colt Ar 15 14.5 Complete Upper Receiver 14.5" US Specifications
USD 1055.99
(Indicative price - actual current price possibly lower)
Technical data & information: 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. US specification & reliable quality rifle upper receivers by Colt. Part Nr: LE6944CK.
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Radical Firearms Ar 15 16" Upper Assembly 7.62x39 Hbar Fgs Rail No Bcg Or Ch US Specifications
USD 239.99
(Indicative price - actual current price possibly lower)
Technical data & information: Radical firearms 7.62x39 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 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 10" twist rate 7.62x39 chamber 5/8x24 thread pitch hpt/mpi m4 feed ramps low profile micro gas block stainless pistol-length gas system (this will cycle subsonic loads) 16" mfg: radical firearms. US specification & reliable quality rifle upper receivers by Radical. Part Nr: FU16762X39HBAR.
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Radical Firearms Ar 15 16" Upper Assembly 7.62x39 Hbar Hybrid Rail No Bcg Or Ch US Specifications
USD 291.87
(Indicative price - actual current price possibly lower)
Technical data & information: Radical firearms 7.62x39 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 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 7.62x39 chamber 5/8x24 thread pitch hpt/mpi m4 feed ramps low profile micro gas block stainless pistol-length gas system (this will cycle subsonic loads) mfg: radical firearms. US specification & reliable quality rifle upper receivers by Radical. Part Nr: FU16762X39HBAR.
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Brownells Ar 15 Assembled Upper Receiver Keymod 300 Blackout Ar 15 Assembled Upper Receiver W/O Ch Or Bcg 300 Blk US Specifications
USD 284.99
(Indicative price - actual current price possibly lower)
Technical data & information: This brownells' exclusive ar-15 upper receiver is made in the usa. Chambered in 300 blackout 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 keymod rail system. A low profile gas block, forward assist, ejection port cover and phosphate finish help to complete this package. Left out of this upper are the bolt carrier group as well as the charging handle so you can customize the upper any way you want! the a3 upper receiver will attach to almost any standard ar-15 lower receiver. Mfg: brownells. US specification & reliable quality rifle upper receivers by Brownells. Part Nr: BRO300MS16KM10S.
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Double Star Ar 15 16" Ds 4 Barreled Upper With Low Profile Gas Block Ar 15 16" Ds 4 Barreled Upper W/ Low Profile Gas Block US Specifications
USD 199.99
(Indicative price - actual current price possibly lower)
Technical data & information: Double star upper with 16" ds-4 barrel, ready to be your next build's foundation. Ds-4 barrel features a 1-9 twist, m4 feedramps and a matte black, phosphate finish. Barrel is chambered in 5.56x45mm nato, and does not have chrome lining. Flat top upper receiver is ready for the attachment of picatinny accessories and barrel. Carbine gas tube and barrel assembly are ready for your choice of handguard and muzzle device. Muzzle is threaded β½-28, for attachment of standard ar-15 devices. Low profile gas block installs onto the barrels .750" od gas shoulder. Upper features standard gi barrel nut. Does not include: bolt car mfg: double star specs: fits, standard ar-15/m16 components. Does not include: bolt carrier group, charging handle, handguard, muzzle device or crush washer. US specification & reliable quality rifle upper receivers by Double Star. Part Nr: ARBUS102.
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Daniel Defense Ddm4v7 S 11.5" 5.56mm Nato Upper Receiver Black Ddm4v7 S 11.5" 5.56mm Nato 1 7 10" Mfr Xs Rail Upper US Specifications
USD 1096
(Indicative price - actual current price possibly lower)
Technical data & information: The ddm4v7s from daniel defense features m-lok attachment technology with the mfr xs 10" rail for their latest short barreled rifle upper receiver. This uniquely designed upper delivers optimal maneuverability, reliability, and accuracy with the free float 11.5" barrel. The ddm4v7s features a premium hard coat anodized mil-spec aluminum upper and a free-floating, hammer forged chrome moly 11.5" barrel with a 1-7 twist in a government profile. Threaded muzzle: 1/2-28 tpi pinned low profile gas block machined from 4140 hardened steel, carbine length daniel defense 17-4 ph stainless steel extended flash suppressor chrome lined m16 profile bolt ca mfg: daniel defense. US specification & reliable quality rifle upper receivers by Daniel. Part Nr: 2.3128E+11.
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Vltor Weapon Systems Ar 15/M16 Vis Fusion Upper Receiver Polylithic Keymod Ar 15/M16 Vis Fusion 12" Polylithic Upper Receiver Keymod US Specifications
USD 494.95
(Indicative price - actual current price possibly lower)
Technical data & information: 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. US specification & reliable quality rifle upper receivers by Vltor. Part Nr: VISF12.
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Vltor Weapon Systems Ar 15 Assembled Upper Receiver 5.56 Keymod Black US Specifications
USD 399.99
(Indicative price - actual current price possibly lower)
Technical data & information: Vltor and brownells have partnered to offer an exclusive ar-15 upper receiver assembly that gives you top quality parts in a budget friendly package. The vltor's 7075, hard coat anodized, forged aluminum mur-1a upper receiver is the foundation of this upper receiver assembly. The vltor's 15" keymod freedom rail goes over a ballistic advantage 16" barrel that has a pinned ballistic advantage low profile gas block with gas tube, and an a2 flasher hider on the muzzle. Forged from 7075 aluminum 15" keymod freedom rail ballistic advantage 16" barrel no charging handle or bolt carrier group are included, allowing you to select t mfg: vltor weapon systems. US specification & reliable quality rifle upper receivers by Vltor. Part Nr: VLTORBROU16.
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Ati Ar 15 M4 Stripped Upper Receiver US Specifications
USD 54.99
(Indicative price - actual current price possibly lower)
Technical data & information: The ati stripped upper receiver is forged from t7075 aluminum and features m4-type feed cuts inside for reliable feeding! this receiver also features t-marks on the picatinny rail. The receiver is black finished and stripped so you can complete your ar build your way! compatible with standard mil-spec ar lower receivers and components. A great price for a high-quality receiver! mfg: ati. US specification & reliable quality rifle upper receivers by Atlas. Part Nr: SPAR15UPRFORGE.
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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 Specifications
USD 824.99
(Indicative price - actual current price possibly lower)
Technical data & information: 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. US specification & reliable quality rifle upper receivers by Smith & Wesson. Part Nr: 812012.
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Knights Armament Sr 25 Precision Rifle Complete Upper Receivers 308 Win M Lok Upper Receiver Precision Rifle Kit 308 Win 20 Barrel US Specifications
USD 3500
(Indicative price - actual current price possibly lower)
Technical data & information: The knight's armament sr-25 precision rifle upper kit was built as a dual role 7.62 nato carbine. Every precision rifle upper receiver is adept at putting rounds on target past 1000 meters. Featuring knight's 20" cut rifled, precision barrel and their newly designed 3-prong qdc flash hider, the 20" precision rifle upper is the ultimate choice in the semi-auto precision rifle world. This complete upper assembly comes standard with a 15" urx4 m-lok handguard, knight's armament micro front sight, knight's armament micro 600m rear sight, sr-25 buffer, sr-25 action spring, and magpul m-lok cover kit. Barrel: 20" mid-weight contour, mfg: knights armament. US specification & reliable quality rifle upper receivers by Knights Armament. Part Nr: 111472.
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Yankee Hill Machine Co. Ar 15 5.56 16" Black Diamond Specter Upper Receiver Black Diamond Specter Xl Upper Receiver US Specifications
USD 1112.99
(Indicative price - actual current price possibly lower)
Technical data & information: Flattop upper comes with high-end custom features and accessories already installed, ready to snap on the mil-spec lower receiver of your choice. Comes fully assembled with bolt/carrier, charging handle, tactical handguard, gas block, and barrel.Features a free-floated diamond handguard with uniquely-patterned holes machined between the rails to reduce weight and enhance barrel cooling. Four full-length mil-std 1913 picatinny rails have individually marked slots for quick reference. The handguard bridges the gap to the front of the receiver to form one continuous, uninterrupted top rail; extends over the low-profile gas block for a smooth, streamlined appearance. Specter upper features sp mfg: yankee hill machine co., inc. Specs: receiver 7075 t6 aluminum alloy, mil-spec type iii hardcoat anodized finish, matte black. Barrel chrome-moly vanadium steel alloy, heat treated to rc 25-32, matte black finish. Chrome-lined. 16" (40.6cm) long. 1-9" twist, chambered for 5.56mm nato. Handguard &ndas. US specification & reliable quality rifle upper receivers by Yankee Hill. Part Nr: YHM78209.
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