AR-15 Upper Receivers

Aero M4E1 Assembled Upper ODG

Aero Precision

Aero Precision, Assembled Upper, Black, For AR15

Aero Precision

LBE Unlimited, Upper, Black Finish, Forward Assist/Ejection Port Cover Assembly Installed, Fits AR15

LBE Unlimited

Daniel Defense, DDM4V7, Complete Upper, 223 Rem/556NATO, 16" Cold Hammer Forged Barrel, 1:7 Twist, Black, MLOK

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

Yankee Hill Machine Co, A3 Upper Receiver, Fits AR15, 7075-T6 Aluminum, Anodized Finish, Black

Yankee Hill Machine Co

Gemtech, GVAC, Complete Upper Reciver Group, 223 Remington/556 NATO, 16.1" Barrel, 1:8 Twist, Gemtech ETM Flash Hider, Pinned Low Pro GVAC Gas Block, Mid Length Gas System, Anodized Finish, Black

GEMTECH

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

Battle Arms Development

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

Battle Arms Development

Battle Arms Development, WORKHORSE, Complete Upper Receiver, 556NATO, 16" Barrel, Fits AR-15, M-Lok Handguard, Anodized Finish, Black, w/ Bad Rack-15 Ambi Charging Handle and AR15/M16 BCG

Battle Arms Development

Battle Arms Development, Authority Elite, Complete Upper Receiver, 556NATO, 16" Barrel, Fits AR-15, M-Lok Handguard, Anodized Finish, Sniper Gray, w/ Bad Rack-15 C Ambi Charging Handle & AR15/M16 BCG

Battle Arms Development

Battle Arms Development, Authority Elite, Complete Upper Receiver, 556NATO, 16" Barrel, Fits AR-15, M-Lok Handguard, Anodized Finish, Sniper Gray, w/ Bad Rack-15 Ambi Charging Handle and AR15/M16 BCG

Battle Arms Development