Upper Receivers

Aero Precision AR15 Atlas R-One M-LOK Handguard ODG Anodized  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,...

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,...

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...

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 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 components. Machined from forged aircraft-grade 7075...

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...

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 precision machined to mil- spec M16/M4 specifications and...

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 black anodizing or Cerakote. By buying this part, you...