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AR15 M4E1 Enhanced Upper Receiver – Anodized Black

Aero’s state of the art M4E1 platform starts here, with the M4E1 Upper Receiver. The M4E1 upper receiver is a

M4E1 Assembled Threaded Upper Receiver, Special Edition: Thunder Ranch (FDE Cerakote)

The Thunder Ranch product line is a joint venture between Aero Precision and Thunder Ranch. Aimed to achieve Clint Smith’s

M5 .308 Assembled Upper Receiver – Anodized Black

The M5 .308 Assembled Upper Receiver comes with both the port door and forward assist hardware preinstalled. Forged from 7075-T6

MK4/AR15, Billet Upper Receiver, Cerakote Finish, Armor Black

SKU: 55BA206-AB
CMMG’s Upper Receiver Assembly is made from forged 7075 T6 AL, and ships with dust cover and forward assist assembly

Upper Receiver Assembled AR-15 Aluminum Black

SKU: SP63528
This Colt AR-15 Upper Receiver comes with an ejection port cover assembly and forward assist assembly already installed. This Upper