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
Reliable Rifle Upper Receivers by Primary in US specification & supply
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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.
 Indicative Price: USD 892.99
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Radical Firearms Ar 15 16" Upper Assembly 7.62x39 Hbar Hybrid Rail No Bcg Or Ch US Specs & Supply
USD 291.87
(Indicative price - actual current price possibly lower)
Rifle Upper Receivers US Specs & Supply
US gunsmith supply: 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. Find here reliable & durable gunsmith supplies including rifle upper receivers by Radical. US supply MPN: FU16762X39HBAR. Radical firearms ar 15 16" upper assembly 7.62x39 hbar hybrid rail no bcg or ch. Distributor SKU: 100023358-100023358-11224.
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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 US Specs & Supply
USD 509.95
(Indicative price - actual current price possibly lower)
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: VISF15. Vltor weapon systems ar 15/m16 vis fusion upper receiver polylithic keymod ar 15/m16 vis fusion 15" polylithic upper receiver keymod. Distributor SKU: 100018980-100018978-11224.
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Aero Precision Ar 15 Upper Receiver Assembled No Auto Sear Cut Black US Specs & Supply
USD 119.99
(Indicative price - actual current price possibly lower)
Rifle Upper Receivers US Specs & Supply
US gunsmith supply: If you're looking to take advantage of the huge market for ar-15 components and accessories but aren't legally allowed to possess components that function with an installed auto sear in the ar-15 lower, then the aero precision ar-15 upper receiver with no auto sear cut is the perfect product for you. Designed particularly for use by european gun owners, the aero precision ar-15 upper receiver with no auto sear cut matches every other specification of a standard ar-15 upper receiver, including an ejection-port cover and a forward assist. Chambered in 5.56 nato features m4-style feedramps machined with .250-inch takedown pin holes ships completely asse mfg: aero precision. Find here reliable & durable gunsmith supplies including rifle upper receivers by Aero Precision. US supply MPN: APAR501603EAC. Aero precision ar 15 upper receiver assembled no auto sear cut black. Distributor SKU: 100026423-100026423-11224.
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Aero Precision M5e1 Assembled Upper Receiver 6.5 Creedmoor Black M5e1 Assembled Gen 2 Upper Receiver 20 Rifle Length US Specs & Supply
USD 587.99
(Indicative price - actual current price possibly lower)
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: APAR308554M45. Aero precision m5e1 assembled upper receiver 6.5 creedmoor black m5e1 assembled gen 2 upper receiver 20 rifle length. Distributor SKU: 100025518-100025517-11224.
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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
(Indicative price - actual current price possibly lower)
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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Vltor Weapon Systems Ar 15/M16 Vis Fusion Upper Receiver Polylithic Keymod Ar 15/M16 Vis Fusion 12" Polylithic Upper Receiver Keymod US Specs & Supply
USD 494.95
(Indicative price - actual current price possibly lower)
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: VISF12. Vltor weapon systems ar 15/m16 vis fusion upper receiver polylithic keymod ar 15/m16 vis fusion 12" polylithic upper receiver keymod. Distributor SKU: 100018978-100018978-11224.
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J P Enterprises Ar 15/M16 Jp15ur H Stripped Upper Receiver A3 Stripped Upper Receiver US Specs & Supply
USD 178.99
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Rifle Upper Receivers US Specs & Supply
US gunsmith supply: Made from extra-hard 7075 aluminum, this stripped a3-type upper receiver is designed to accept all mil-spec receiver components. Features m4-type feed ramps to aid in reliable feeding and a picatinny rail with t-marks stamped into the slots for precise positioning of an optic. Military-grade, hard-anodized finish is coated with black teflon for natural lubricity and scuff resistance. Includes provisions for forward assist and ejection port cover; assist and cover available separately. Mfg: j p enterprises specs: 7075 t6 aluminum, hard-anodized, matte black with black teflon finish. .250" (6.3mm) diameter takedown/pivot pin holes. Find here reliable & durable gunsmith supplies including rifle upper receivers by JP. US supply MPN: JP15URH. J p enterprises ar 15/m16 jp15ur h stripped upper receiver a3 stripped upper receiver. Distributor SKU: 452000153-452000153-11224.
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Fm Products Inc Ar 15 Ultra Light Monoltihic Upper Receivers Ar 15 Ultra Light Monolithic Upper Receiver 8.5" Black US Specs & Supply
USD 149.00
(Indicative price - actual current price possibly lower)
Rifle Upper Receivers US Specs & Supply
US gunsmith supply: When it comes to having an ar-15 that's easy to handle and carry, weight means everything. Shave every ounce you can by adding an fm products ultralight monolithic ar-15 upper receiver to your lightweight rifle. Complete with a receiver and matching m-lok handguard, these uppers are machined from 6061-t6 aluminum and can be had in 15-inch or 8.5-inch configurations. The fm products monolithic upper uses a unique locking mechanism that's exclusive to these upper receivers, providing a slim, trim look and feel for your upper. Mfg: fm products inc. Find here reliable & durable gunsmith supplies including rifle upper receivers by FM. US supply MPN: FM556URHG85. Fm products inc ar 15 ultra light monoltihic upper receivers ar 15 ultra light monolithic upper receiver 8.5" black. Distributor SKU: 100027989-100027988-11224.
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Radical Firearms Ar 15 Upper Receiver Assembly 300 Blackout 16" Ar 15 Upper 300blk 16" Hbar Pistol Gas 12" Fgs Handguard US Specs & Supply
USD 239.99
(Indicative price - actual current price possibly lower)
Rifle Upper Receivers US Specs & Supply
US gunsmith supply: The radical firearms 300 blackout hbar 16" 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 forged upper receiver, forward assist, ejection port door and barrel nut. These uppers also come installed with radical firearm's fgs free float handguard, which features qd points at various points along its round exterior. Barrel is machined from 4150v chrome moly steel, melonited, has a 1-8 twist & is chambered in 300 blackout. Upper & barrel feature m4 feed ramps. Mfg: radical firearms. Find here reliable & durable gunsmith supplies including rifle upper receivers by Radical. US supply MPN: FU16300HBAR12. Radical firearms ar 15 upper receiver assembly 300 blackout 16" ar 15 upper 300blk 16" hbar pistol gas 12" fgs handguard. Distributor SKU: 100806006-100806006-11224.
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Aero Precision M4e1 Assembled Upper Receiver .223 Wylde Black M4e1 Assembled Gen 2 Upper Receiver 18 Rifle Length US Specs & Supply
USD 359.99
(Indicative price - actual current price possibly lower)
Rifle Upper Receivers US Specs & Supply
US gunsmith supply: Aero precision's m4e1 .223 wylde upper receiver provides rifle-like performance, and versatility, in a carbine-sized package. It features a .223 wylde chamber that is optimized to deliver excellent performance from both military 5.56x45mm nato and civilian .223 remington ammunition, including long, heavy (up to 80 grain) target bullets. Aero put a longer gas tube on the m4e1 .223 wylde assembled rifle receiver to slow down gas velocity for gentler cycling that leads to improved reliability and reduced wear on moving parts and the receiver. The 16" barreled model comes with a mid-length gas system, while the 18" barrel comes with a rifle-length gas tube. The m4e mfg: aero precision. Find here reliable & durable gunsmith supplies including rifle upper receivers by Aero Precision. US supply MPN: APAR640251M42. Aero precision m4e1 assembled upper receiver .223 wylde black m4e1 assembled gen 2 upper receiver 18 rifle length. Distributor SKU: 100025516-100025515-11224.
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Rock River Arms Ar 15 9mm Upper Receiver Assembly A2 9mm Upper Receiver US Specs & Supply
USD 584.99
(Indicative price - actual current price possibly lower)
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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Primary Weapons Ar 15 Mk1 Mod 1 M Upper Receiver Assembly 223 Wylde M Lok Mk114 Mod 1 M Upper Receiver 14.5 Barrel .223 Wylde US Specs & Supply
USD 892.99
(Indicative price - actual current price possibly lower)
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: 18M114UA0B. Primary weapons ar 15 mk1 mod 1 m upper receiver assembly 223 wylde m lok mk114 mod 1 m upper receiver 14.5 barrel .223 wylde. Distributor SKU: 100031914-100031912-11224.
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Radical Firearms Ar 15 Upper Receiver Assembly 7.5" 5.56 Pistol Ar 15 Upper 5.56 M4 7.5" Barrel Pistol Gas 7" Fgs Handguard US Specs & Supply
USD 239.99
(Indicative price - actual current price possibly lower)
Rifle Upper Receivers US Specs & Supply
US gunsmith supply: The radical firearms 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. Comes complete and assembled with forged upper receiver, forward assist, ejection port door and barrel nut. These uppers also come installed with radical firearm's fgs free float handguard, which features qd points at various points along its round exterior. Barrel is machined from 4150v chrome moly steel, melonited, has a 1-7 twist & is chambered in 5.56x45mm nato. Upper & barrel feature m4 feed ramps.&nbs mfg: radical firearms. Find here reliable & durable gunsmith supplies including rifle upper receivers by Radical. US supply MPN: FU75556M47F. Radical firearms ar 15 upper receiver assembly 7.5" 5.56 pistol ar 15 upper 5.56 m4 7.5" barrel pistol gas 7" fgs handguard. Distributor SKU: 100806001-100806001-11224.
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Spikes Tactical Ar 15/M16 M4 Upper Receiver US Specs & Supply
USD 563.99
(Indicative price - actual current price possibly lower)
Rifle Upper Receivers US Specs & Supply
US gunsmith supply: Complete upper fully assembled and ready to install on an ar-15/m16/m4 lower receiver every component is carefully manufactured, finished, and tested to meet or exceed current military specifications to produces a reliable, smooth-functioning rifle m4-profile, 16" barrel is chambered for military 5.56 nato ammo; cutout for grenade/tear gas/bean bag launcher hard-chromed chamber and bore to resist corrosion barrel is high-pressure tested and magnetic particle inspected to ensure strength and durability extended m4 feed ramps for reliable feeding during rapid fire receiver top and carrier are discretely laser-etched with spike's tactic mfg: spikes tactical specs: receiver, 7075 t6 aluminum, hardcoat anodized, black. Mil-b-11595e chrome-moly-vanadium barrel, chrome lined, phosphate coated, black. Bolt/carrier, 8620 steel, parkerized, matte black. 1-7" twist. Chambered for 5.56mm nato. Fits mil-spec lower receivers with .250" pivot/takedo. Find here reliable & durable gunsmith supplies including rifle upper receivers by Spikes. US supply MPN: STU5025. Spikes tactical ar 15/m16 m4 upper receiver. Distributor SKU: 100006994-100006994-11224.
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Item on this page: 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
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