Uppers

Shop precision-engineered upper receivers for rifles, designed for accuracy, reliability, and custom builds.
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Picture of Black Rain Ordnance Milled Upper Receiver, 223 Rem/556NATO, Flat Top Sights, Black Finish BRO-MUR-2

Black Rain Ordnance Milled Upper Receiver, 223 Rem/556NATO, Flat Top Sights, Black Finish BRO-MUR-2

$299.00 $205.52
Picture of Black Rain Ordnance 458 SOCOM Complete Upper, 16" 4150 Chromoly Vanadium Steel Barrel, 1:14 Twist, Forged, 15" MLOK Rail, Nitride Coated BCG, Billet Charging Handle w/Extended Tac Latch, 458 SOCOM Muzzle Brake, Black Finish BRO-SPEC15-CU-458S

Black Rain Ordnance 458 SOCOM Complete Upper, 16" 4150 Chromoly Vanadium Steel Barrel, 1:14 Twist, Forged, 15" MLOK Rail, Nitride Coated BCG, Billet Charging Handle w/Extended Tac Latch, 458 SOCOM Muzzle Brake, Black Finish BRO-SPEC15-CU-458S

$999.00 $905.27
Picture of CMMG DISSENT, Complete Upper Receiver, 5.7X28MM, 6.5" Threaded Barrel, 1/2x28, CMMG Zeroed Linear Compensator, Cerakote Finish, Charcoal Green, M-LOK Free Float Handguard, Fits AR-15/CMMG MK57 Lower Receiver, Includes 1913 Picatinny Rail End Plate 57BA8AE-CG

CMMG DISSENT, Complete Upper Receiver, 5.7X28MM, 6.5" Threaded Barrel, 1/2x28, CMMG Zeroed Linear Compensator, Cerakote Finish, Charcoal Green, M-LOK Free Float Handguard, Fits AR-15/CMMG MK57 Lower Receiver, Includes 1913 Picatinny Rail End Plate 57BA8AE-CG

$1,449.95 $993.37
Picture of Colt's Manufacturing Complete Upper, 223 Rem/556NATO, 16" Barrel, Black, MLOK Free Float Handguard LE6920EPR-CK

Colt's Manufacturing Complete Upper, 223 Rem/556NATO, 16" Barrel, Black, MLOK Free Float Handguard LE6920EPR-CK

$1,049.00 $953.64
Picture of Colt's Manufacturing Upper, 556NATO, 14.5", Black LE6921EPR-CK

Colt's Manufacturing Upper, 556NATO, 14.5", Black LE6921EPR-CK

$1,049.00 $1,027.03
Picture of Colt's Manufacturing Upper, 556NATO, 11.5", Black LE6933EPR-CK

Colt's Manufacturing Upper, 556NATO, 11.5", Black LE6933EPR-CK

$1,049.00 $953.64
Picture of Colt M4 LE6943 UPPER GROUP 11.5IN WITH BCG AND SIGHTS LE6943CK

Colt M4 LE6943 UPPER GROUP 11.5IN WITH BCG AND SIGHTS LE6943CK

$1,329.00 $994.47
TRENDING Picture of Colt's Manufacturing Upper, 223REM/556NATO, Black Finish, Dust Cover, Forward Assist, M4 Feed Ramps SP63528

Colt's Manufacturing Upper, 223REM/556NATO, Black Finish, Dust Cover, Forward Assist, M4 Feed Ramps SP63528

$179.99 $145.64
Picture of Battle Arms Development WORKHORSE, Complete Upper Receiver, 556NATO, 16" Barrel, Fits AR-15, M-Lok Handguard, Anodized Finish, Sniper Gray, Includes Bad Rack-15 Ambidextrous Charging Handle and AR15/M16 BCG WH-UR16G-Y-15

Battle Arms Development WORKHORSE, Complete Upper Receiver, 556NATO, 16" Barrel, Fits AR-15, M-Lok Handguard, Anodized Finish, Sniper Gray, Includes Bad Rack-15 Ambidextrous Charging Handle and AR15/M16 BCG WH-UR16G-Y-15

$745.48 $695.35
Picture of Battle Arms Development WORKHORSE, Complete Upper Receiver, 556NATO, 16" Barrel, Fits AR-15, M-Lok Handguard, Anodized Finish, Sniper Gray, Includes Bad Rack-15 C Ambidextrous Charging Handle and AR15/M16 BCG WH-UR16G-Y-15C

Battle Arms Development WORKHORSE, Complete Upper Receiver, 556NATO, 16" Barrel, Fits AR-15, M-Lok Handguard, Anodized Finish, Sniper Gray, Includes Bad Rack-15 C Ambidextrous Charging Handle and AR15/M16 BCG WH-UR16G-Y-15C

$745.48 $551.87
Picture of Ballistic Advantage Upper Receiver, Fits AR15 Rifles, Anodized Finish, Black BAPA100084

Ballistic Advantage Upper Receiver, Fits AR15 Rifles, Anodized Finish, Black BAPA100084

$175.00 $138.43
Picture of Ballistic Advantage BA10, Upper Receiver, Fits AR10 Rifles, Anodized Finish, Black BAPA100091

Ballistic Advantage BA10, Upper Receiver, Fits AR10 Rifles, Anodized Finish, Black BAPA100091

$215.00 $167.40
Picture of Battle Arms Development Authority Elite, Complete Upper Receiver, 556NATO, 10.5" Barrel, Fits AR-15, M-Lok Handguard, Anodized Finish, Black, Includes Bad Rack-15 Ambidextrous Charging Handle and AR15/M16 BCG BAD-AUTH-UR10.5B-Y-15

Battle Arms Development Authority Elite, Complete Upper Receiver, 556NATO, 10.5" Barrel, Fits AR-15, M-Lok Handguard, Anodized Finish, Black, Includes Bad Rack-15 Ambidextrous Charging Handle and AR15/M16 BCG BAD-AUTH-UR10.5B-Y-15

$859.95 $717.43
Picture of Battle Arms Development Authority Elite, Complete Upper Receiver, 556NATO, 10.5" Barrel, Fits AR-15, M-Lok Handguard, Anodized Finish, Black, Includes Bad Rack-15 C Ambidextrous Charging Handle and AR15/M16 BCG BAD-AUTH-UR10.5B-Y-15C

Battle Arms Development Authority Elite, Complete Upper Receiver, 556NATO, 10.5" Barrel, Fits AR-15, M-Lok Handguard, Anodized Finish, Black, Includes Bad Rack-15 C Ambidextrous Charging Handle and AR15/M16 BCG BAD-AUTH-UR10.5B-Y-15C

$859.95 $761.03
Picture of Battle Arms Development Authority Elite, Complete Upper Receiver, 556NATO, 10.5" Barrel, Fits AR-15, M-Lok Handguard, Anodized Finish, Sniper Gray, Includes Bad Rack-15 Ambidextrous Charging Handle and AR15/M16 BCG BAD-AUTH-UR10.5G-Y-15

Battle Arms Development Authority Elite, Complete Upper Receiver, 556NATO, 10.5" Barrel, Fits AR-15, M-Lok Handguard, Anodized Finish, Sniper Gray, Includes Bad Rack-15 Ambidextrous Charging Handle and AR15/M16 BCG BAD-AUTH-UR10.5G-Y-15

$943.95 $933.79
Picture of Battle Arms Development Authority Elite, Complete Upper Receiver, 556NATO, 10.5" Barrel, Fits AR-15, M-Lok Handguard, Anodized Finish, Sniper Gray, Includes Bad Rack-15 C Ambidextrous Charging Handle and AR15/M16 BCG BAD-AUTH-UR10.5G-Y-15C

Battle Arms Development Authority Elite, Complete Upper Receiver, 556NATO, 10.5" Barrel, Fits AR-15, M-Lok Handguard, Anodized Finish, Sniper Gray, Includes Bad Rack-15 C Ambidextrous Charging Handle and AR15/M16 BCG BAD-AUTH-UR10.5G-Y-15C

$943.95 $827.80
Picture of Battle Arms Development Authority Elite, Complete Upper Receiver, 556NATO, 16" Barrel, Fits AR-15, M-Lok Handguard, Anodized Finish, Black, Includes Bad Rack-15 Ambidextrous Charging Handle and AR15/M16 BCG BAD-AUTH-UR16B-Y-15

Battle Arms Development Authority Elite, Complete Upper Receiver, 556NATO, 16" Barrel, Fits AR-15, M-Lok Handguard, Anodized Finish, Black, Includes Bad Rack-15 Ambidextrous Charging Handle and AR15/M16 BCG BAD-AUTH-UR16B-Y-15

$865.20 $796.90
Picture of Battle Arms Development Authority Elite, Complete Upper Receiver, 556NATO, 16" Barrel, Fits AR-15, M-Lok Handguard, Anodized Finish, Black, Includes Bad Rack-15 C Ambidextrous Charging Handle and AR15/M16 BCG BAD-AUTH-UR16B-Y-15C

Battle Arms Development Authority Elite, Complete Upper Receiver, 556NATO, 16" Barrel, Fits AR-15, M-Lok Handguard, Anodized Finish, Black, Includes Bad Rack-15 C Ambidextrous Charging Handle and AR15/M16 BCG BAD-AUTH-UR16B-Y-15C

$865.20 $818.20
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