Upper Receivers

Aero Precision AR15 Atlas R-One M-LOK Handguard Kodiak Brown  The ATLAS R-ONE is the newest addition to the Aero Precision Handguard lineup. Machined from 6061-T6 Aluminum, the R-ONE line of...

Aero Precision M5 16" .308 CMV Complete Upper Receiver with ATLAS R-ONE Handguard - OD Green Anodized Aero Precision APAR538772M22: The R-ONE handguards are designed with size and weight in mind,...

The M4E1 Threaded Upper Receiver features a new angular machined design that helps it stand apart from standard mil-spec upper receivers. This upper receiver features the same enhanced body profile...

HARRINGTON & RICHARDSON M16A2 STRIPPED UPPER RECEIVER W/ M4 FEED RAMP, BLACK Harrington and Richardson stripped M16A2 Uppers are shipping. These are perfect for your clone builds or a solid base for...

AR15 STRIPPED UPPER RECEIVER - PURPLE ANODIZED - APSL100509 NOTE: This part features a colored anodized finish. For more information READ DESCRIPTION. N

Noveske Marked VLTOR MUR Upper Receiver - Black The Noveske Marked VLTOR MUR Upper Receiver is a premium modular upper receiver built for strength, reliability, and compatibility with Mil-Spec AR-15...

AR15 ASSEMBLED UPPER RECEIVER - BURNT BRONZE CERAKOTE The AR15 Assembled Upper Receiver comes with the port door and forward assist already installed. Forged from 7075-T6 aluminum, this assembled...

AR15 ASSEMBLED UPPER RECEIVER - OD CERAKOTE The AR15 Assembled Upper Receiver comes with the port door and forward assist already installed. Forged from 7075-T6 aluminum, this assembled upper is...

Aero Precision M4E1 Threaded AR-15 Upper Receiver - ODG Anodized NOTE: This part features a colored anodized finish. These finishes are held to different aesthetic standards than parts finished in...

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...

TNTE Billet C7/C8/M16E1 Upper Receiver with M4 Ramps-Stripped - UP-BLC7-SM4  Upper receiver comes stripped without ejection port cover, forward assist or rear sight. Billet from 7075 aluminum that...

Noveske Gen 4 5.56 SPR Complete Upper Product Features Precision Billet Receiver: Machined from 7075-T6 aluminum with extended feed ramps and hardcoat type III anodizing. NSR-15 M-LOK Handguard:...