Upper Receivers

Radian Upper and Handguard Set 14" BLK The Radian Model 1 Upper Receiver and Hand Guard are precision CNC machined as a matching set, structurally reinforced in critical areas for improved strength...

From 2A Armament Palouse-Lite Forged Upper Receiver that is part of the new 2A Armament Builder Series. It is available as a complete set or as upper or lower only. The Builder Series will offer a...

Precision Reflex - Flat Top Upper Receiver w/ Forward assist and Dust Cover AR15 Forged Flat Top Receiver is constructed of T6 7075 forged aluminum machine to Mil spec standards. Comes with dust...

 Spike's Tactical, Generation 2, Billet, Upper, 223 Remington, 556NATO, Black, Mil-Spec Barrel Nut

The durability, reliability and excellent build quality of Colt uppers will provide years of service you can count on. Colt's Manufacturing, Upper, 223REM/556NATO, Black Finish, Dust Cover, Forward...

Bootleg Mil-Spec Complete Upper, AR15, Flat Top, M4 Feed Ramps U.S.A. sourced 7075-T6 Aluminum Fully Assembled with forward assist, and ejection port cover Bead blasted and hard coat anodized black...

The AR15 Stripped Upper Receiver is one of our most popular products. Forged from 7075-T6 aluminum, this stripped upper is precision machined to mil-spec M16/M4 specifications and features M4...

LBE Unlimited is a leading producer of US Made gun parts and accessories, particularly for the AR-15 platform. Whether you're in the middle of an AR build or you're just looking to upgrade a key...

Luth-AR stripped .223 Remington receivers are A3 flattop with M4-type feed ramp, 12 position Picatinny accessory rail for mounting scopes or flip-up sights. Shell deflector, forward assist housing,...

Includes Mk3 ejection port cover, rod, and spring. CMMG, Ejection Port Cover Kit, Mk3, Ejection Port, Rod, and Spring, Black Finish .308 Ejection port cover Spring Rod

The M5 .308 Assembled Upper Receiver comes with both the port door and forward assist hardware preinstalled. Forged from 7075-T6 aluminum, this assembled upper is precision machined to accept...

The M5 .308 Assembled Upper Receiver comes with both the port door and forward assist hardware preinstalled. Forged from 7075-T6 aluminum, this assembled upper is precision machined to accept...