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 handguards are designed with size and weight in mind,...

Luth-AR - A1 Assembled Upper Receiver In Black Looking to build a high-quality retro looking AR? Start your project with a complete A1 upper receiver anodized. Comes with the standard features of a Mil-Spec upper receiver and is forged from 7075-T6...

AR15 ASSEMBLED UPPER RECEIVER, NO FORWARD ASSIST - ANODIZED BLACK The AR15 Assembled Upper Receiver comes with the port door already installed. This specific model does not have forward assist provisions. Forged from 7075-T6 aluminum, this assembled...

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, while still providing plenty of real-estate to...

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 as our M4E1 Enhanced Upper Receiver but is threaded to...

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 any upper you want to start. Material is 7075-T6...

HARRINGTON & RICHARDSON M16A2 STRIPPED UPPER RECEIVER, GRAY Harrington and Richardson stripped M16A2 Uppers are shipping. These are perfect for your clone builds or a solid base for any upper you want to start. Material is 7075-T6. Finish is...

The Sons of Liberty Gun Works Broadsword M4-89 Stripped Upper Receiver, part of the BROADSWORD Billet series, is a 7075-T6 billet aluminum receiver with a hardcoat anodized black finish. Ideal for starting a new AR-15 build, it perfectly matches the...

AR15 STRIPPED UPPER RECEIVER - GOLD ANODIZED - APSL100527 NOTE: This part features a colored anodized finish. For more information READ DESCRIPTION. NOTE: This part features a colored anodized finish. These finishes are held to...

AR15 STRIPPED UPPER RECEIVER - PURPLE ANODIZED - APSL100509 NOTE: This part features a colored anodized finish. For more information READ DESCRIPTION. NOTE: This part features a colored anodized finish. These finishes are held to...

Noveske - VLTOR MUR Upper Receiver (Noveske Marked) - Black (03000082) Noveske marked Vltor Modular Upper Receiver Anti-rotation Noveske handguard interface Machined from forged Aircraft-grade 7075 aluminum Stress relieved, heat treated, aged twice...

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 upper is precision machined to mil- spec M16/M4...