Uppers

Shop precision-engineered upper receivers for rifles, designed for accuracy, reliability, and custom builds.
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Picture of KNIGHTS UPPER Upper Receiver Kit 31949

KNIGHTS UPPER Upper Receiver Kit 31949

$2,188.08 $1,989.16
Picture of KNIGHTS UPPER Upper Receiver Kit 31962

KNIGHTS UPPER Upper Receiver Kit 31962

$2,110.48 $1,918.62
Picture of Bootleg Billet Upper, Upper, Black, AR15 BP-UR-1A

Bootleg Billet Upper, Upper, Black, AR15 BP-UR-1A

$189.95 $164.89
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 $199.43
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 $881.78
Picture of FN USA FN 15 Military Collector Series M4 Complete Upper Receiver Assembly 5.56mm 16" Barrel 36318-07

FN USA FN 15 Military Collector Series M4 Complete Upper Receiver Assembly 5.56mm 16" Barrel 36318-07

$1,551.66 $1,410.60
Picture of FN USA FN 15 Military Collector Series M16A4 Complete Upper Receiver Assembly 5.56mm 20" Barrel 36320-06

FN USA FN 15 Military Collector Series M16A4 Complete Upper Receiver Assembly 5.56mm 20" Barrel 36320-06

$1,551.66 $1,517.31
TRENDING Picture of Daniel Defense M4A1 Upper Receiver, 223 Rem/556NATO, 14.5" Barrel (16" OAL with Pinned Brake), Carbine Length Gas System, 1:7 Twist, M4 12.0 Rail, Flat Dark Earth Finish, Fits AR 23-004-13150

Daniel Defense M4A1 Upper Receiver, 223 Rem/556NATO, 14.5" Barrel (16" OAL with Pinned Brake), Carbine Length Gas System, 1:7 Twist, M4 12.0 Rail, Flat Dark Earth Finish, Fits AR 23-004-13150

$1,660.00 $1,544.00
Picture of Daniel Defense DDM4V7 S Complete Upper Receiver Group, 556NATO, 11.5" Barrel, 1:7 Twist, Daniel Defense MFR 10" MLOK Handguard, Bolt Carrier Group, Charging Handle, Daniel Defense Vertical Grip, Black 23-128-00275-047

Daniel Defense DDM4V7 S Complete Upper Receiver Group, 556NATO, 11.5" Barrel, 1:7 Twist, Daniel Defense MFR 10" MLOK Handguard, Bolt Carrier Group, Charging Handle, Daniel Defense Vertical Grip, Black 23-128-00275-047

$1,339.00 $1,244.00
Picture of Daniel Defense DDM4V7 Lightweight, Complete Upper, 223 Rem/556NATO, 16" Lightweight Barrel, 1:7 Twist, Black Finish, MLOK 23-128-02932-047

Daniel Defense DDM4V7 Lightweight, Complete Upper, 223 Rem/556NATO, 16" Lightweight Barrel, 1:7 Twist, Black Finish, MLOK 23-128-02932-047

$1,339.00 $1,244.00
Picture of Daniel Defense DD4 RIIIS, Complete Upper Receiver, 556NATO, 11.5" Barrel, 1:7 Twist, Daniel Defense RIS III 10.5" Handguard, M16 Profile Bolt Carrier Group, Anodized Finish, Black/Flat Dark Earth 23-191-02397-011

Daniel Defense DD4 RIIIS, Complete Upper Receiver, 556NATO, 11.5" Barrel, 1:7 Twist, Daniel Defense RIS III 10.5" Handguard, M16 Profile Bolt Carrier Group, Anodized Finish, Black/Flat Dark Earth 23-191-02397-011

$1,563.00 $1,454.00
Picture of Daniel Defense Complete Upper, MK18 URG, 556NATO, 10.3" Hammer Forged Barrel , 1:7 Twist, Flat Top, Black Finish 23-004-08013-006

Daniel Defense Complete Upper, MK18 URG, 556NATO, 10.3" Hammer Forged Barrel , 1:7 Twist, Flat Top, Black Finish 23-004-08013-006

$1,563.00 $1,454.00
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 BAPA100049

Ballistic Advantage Upper Receiver, Fits AR15 Rifles, Anodized Finish, Black BAPA100049

$140.00 $101.17
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
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