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Complete Upper Receiver

Best Sellers
  1. Complete Upper Receiver 16" - Complete Upper Receiver 14.5"
    Item#:
    160-000-392  
    Our Price:
    $740.00
    Description:
    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. 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. The LE6920SCMCK is based off the LE6920 SOCOM and has the same features as the LE6920CK but includes a heavy barrel and Troy quad rail. The LE6940CK and LE6944CK feature 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 Mfg: Colt
  2. Ar-15 Complete Upper Receiver Black Keymod 5.56
    Item#:
    100-020-540  
    Our Price:
    $329.99
    List Price: $369.99
    Description:
    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 KeyMod rail system.  A low profile gas block, bolt carrier group,  charging handle, forward assist, ejection port cover and phosphate finish help to complete this outstanding package.  This complete A3 upper receiver will attach to almost any standard AR-15 lower receiver. Mfg: Brownells
  3. Ar-15/M16 300 Blackout Upper Receiver - Ar-15/M16 300 Blackout Complete Upper Receiver
    Item#:
    100-014-182  
    Our Price:
    $1,150.99
    Description:
    The TSAR-300K is the only 300 AAC ®Blackout® upper which provides the versatility of a short barreled rifle (SBR) upper without the red tape and NFA paperwork. Most .30 Cal Suppressors* fit inside the circumference of a permanently attached shroud allowing shooters to attach a suppressor without significantly increasing the overall length of the rifle. The TSAR-300 is full auto rated with a mil-spec bolt carrier group. Every upper comes with a TacSol two piece Keymod free float hand guard and inert suppressor.*Not all .30 caliber suppressors are compatible with the TSAR-300. Suppressor cannot require access to the threads to detach/attach. Mfg: Tactical Solutions, Llc
  4. Ar-15 Complete Upper W/ Lpk & Stock 5.56 Black
    Item#:
    100-020-453  
    Our Price:
    $459.99
    Description:
    Complete AR-15 Upper Receiver Assembly less Bolt Carrier Group & Charging Handle.  Included Picatinny Gas Block is the same height as the receiver, to allow for use of back up iron sights.  Upper features an A2 flash hider, attached to a 16" M4 profile barrel with a 1-8 twist.  Barrel chambered in 5.56x45mm NATO features M4 feed ramps, 1/2-28 muzzle threads and a .750" diameter gas block journal.  Carbine length gas system allows for reliable function, and compatibility with a wide variety of aftermarket handguards & forends.  Included polymer handguards include a heat shield.  Forged aluminum 7075 T6 upper receiver includes ejection port co Mfg: Brownells
  5. Upper Complete M4le Carb 9mm 16" Wasp
    Item#:
    100-007-275  
    Our Price:
    $749.99
    Description:
    9mm upper receiver Mil-spec A3 upper receiver 4140 W.A.S.P. barrel with 1:10 twist Ramped 9mm bolt uses standard AR-15 / M16 hammer Not for use with dedicated 9mm hammer F marked front sight base   The Upper Complete M4LE Carbine 9mm 16-inch WASP is the right choice to convert your M4 carbine to a 9mm carbine. Since the upper is complete this is a snap on, snap off addition. It has a ramped 9mm bolt that uses standard AR-15 / M16 hammer. Not for use with dedicated 9mm hammer. Uses existing fire control, just modify the magazine well to be shooting 9mm pistol ammunitions. Mfg: Cmmg SPECS: 9mm upper, Mil-spec A3 receiver, 4140 WASP barrel with 1:10 twist, Ramped 9mm bolt uses standard AR-15/M16 hammer, Not for use with 9mm hammer, F marked front sight base
  6. Ar-15 Complete Upper Kits 5.56 Blk - Ar-15 Complete Upper Kit 5.56 Black
    Item#:
    100-019-399  
    Our Price:
    $329.99
    Description:
    Complete AR-15 Upper Receiver Assembly with Bolt Carrier Group & Charging Handle. Included Picatinny Gas Block is the same height as the receiver, to allow for use of back up iron sights. Upper features an A2 flash hider, attached to a 16" M4 profile barrel with a 1-8 twist. Barrel chambered in 5.56x45mm NATO features M4 feed ramps, 1/2-28 muzzle threads and a .750" diameter gas block journal. Carbine length gas system allows for reliable function, and compatibility with a wide variety of aftermarket handguards & forends. Included polymer handguards include a heat shield. Forged aluminum 7075 T6 upper receiver includes ejection port cover assembly & forward assist, a Mfg: Brownells

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Gas Piston Upper Receiver

Related Items
  1. Ar-15/M16 5.56 16" Basic Piston Upper Receivers - Gas Piston Upper Receiver, Midlength
    Item#:
    100-009-248  
    Our Price:
    $550.99
    Description:
    Ready To Install To Make A Reliable, Clean Running Piston Rifle
  2. Ar-15/M16 Tactical Elite Piston Upper Receivers - Gas Piston Upper Receiver Tac Elite, Mid-Length
    Item#:
    100-013-536  
    Our Price:
    $719.99
    Description:
    Ready To Install To Make A Reliable, Clean Running Piston Carbine Or Pistol
  3. Ar-15/M16 Piston Tactical Evo Upper Receivers - Gas Piston Upper Receiver Tactical Evo Carbine
    Item#:
    100-013-532  
    Our Price:
    $699.99
    Description:
    Ready To Fire, Drop In Upper Assembly Runs Cool & Clean
  4. Ar-15/M16 Tactical Elite Piston Upper Receivers - Gas Piston Upper Receiver, Pistol Extended Rail
    Item#:
    100-005-991  
    Our Price:
    $699.60
    Description:
    Ready To Install To Make A Reliable, Clean Running Piston Carbine Or Pistol
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Rifle Ammo
  1. Ballistic Tip Ammunition - 7mm-08 140gr Ballistic Tip 20/Box
    Item#:
    749-016-424  
    Our Price:
    $27.99
    List Price: $29.99
    Description:
    Nosler® Ballistic Tip® ammunition is loaded up front with the accurate and reliable, Nosler® Ballistic Tip® Bullet.  Every bullet weight and muzzle velocity is optimized for maximum effectiveness on Deer, Antelope, and Hogs. Tapered bullet jacket controls expansion for the ideal balance of penetration and energy transfer. Proven track-record of accuracy and game-killing terminal performance. Mfg: Nosler, Inc.
  2. Varmageddon Rifle Ammo - Varmageddon Ammo .221 Rem Fireball 40gr Fbhp 20/Box
    Item#:
    749-014-902  
    Our Price:
    $24.99
    Description:
    Nosler’s Varmageddon® line of loaded ammunition and component bullets. Featuring a highly accurate polymer tip or hollow point combined with a flat base design, Varmageddon® products were created for the high-volume varmint shooter who requires the utmost precision. Loaded with Nosler® brass, Varmageddon® ammunition provides the highest levels of performance for any varmint hunter. Cases checked for correct length Necks sized, chamfered and trued Flash holes checked for proper alignment Powder charges are meticulously weighed Finished rounds are visually inspected and polished High-performance powder and bullet combinations Mfg: Nosler, Inc.
  3. Varmageddon Rifle Ammo - Varmageddon Ammo .221 Rem Fireball 40gr Fb Tipped 20/Box
    Item#:
    749-014-903  
    Our Price:
    $25.99
    Description:
    Nosler’s Varmageddon® line of loaded ammunition and component bullets. Featuring a highly accurate polymer tip or hollow point combined with a flat base design, Varmageddon® products were created for the high-volume varmint shooter who requires the utmost precision. Loaded with Nosler® brass, Varmageddon® ammunition provides the highest levels of performance for any varmint hunter. Cases checked for correct length Necks sized, chamfered and trued Flash holes checked for proper alignment Powder charges are meticulously weighed Finished rounds are visually inspected and polished High-performance powder and bullet combinations Mfg: Nosler, Inc.
  4. Varmageddon Rifle Ammo - Varmageddon Ammo .223 Rem 55gr Fbhp 20/Box
    Item#:
    749-014-904  
    Our Price:
    $18.49
    List Price: $19.99
    Description:
    Nosler’s Varmageddon® line of loaded ammunition and component bullets. Featuring a highly accurate polymer tip or hollow point combined with a flat base design, Varmageddon® products were created for the high-volume varmint shooter who requires the utmost precision. Loaded with Nosler® brass, Varmageddon® ammunition provides the highest levels of performance for any varmint hunter. Cases checked for correct length Necks sized, chamfered and trued Flash holes checked for proper alignment Powder charges are meticulously weighed Finished rounds are visually inspected and polished High-performance powder and bullet combinations Mfg: Nosler, Inc.
  5. Varmageddon Rifle Ammo - Varmageddon Ammo .223 Rem 55gr Fb Tipped 20/Box
    Item#:
    749-014-905  
    Our Price:
    $20.99
    Description:
    Nosler’s Varmageddon® line of loaded ammunition and component bullets. Featuring a highly accurate polymer tip or hollow point combined with a flat base design, Varmageddon® products were created for the high-volume varmint shooter who requires the utmost precision. Loaded with Nosler® brass, Varmageddon® ammunition provides the highest levels of performance for any varmint hunter. Cases checked for correct length Necks sized, chamfered and trued Flash holes checked for proper alignment Powder charges are meticulously weighed Finished rounds are visually inspected and polished High-performance powder and bullet combinations Mfg: Nosler, Inc.
  6. Varmageddon Rifle Ammo - Varmageddon Ammo .223 Rem 62gr Fbhp 20/Box
    Item#:
    749-014-906  
    Our Price:
    $23.49
    Description:
    Nosler’s Varmageddon® line of loaded ammunition and component bullets. Featuring a highly accurate polymer tip or hollow point combined with a flat base design, Varmageddon® products were created for the high-volume varmint shooter who requires the utmost precision. Loaded with Nosler® brass, Varmageddon® ammunition provides the highest levels of performance for any varmint hunter. Cases checked for correct length Necks sized, chamfered and trued Flash holes checked for proper alignment Powder charges are meticulously weighed Finished rounds are visually inspected and polished High-performance powder and bullet combinations Mfg: Nosler, Inc.

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