Receiver Sets

Includes: M4E1 Lower Receiver in Anodized Black M4E1 Threaded Assembled Upper Receiver in Anodized Black M4E1 Lower Receiver Features: Threaded Bolt Catch Roll Pin - Allows for simple installation of the bolt catch and virtually eliminates the...

Aero Precision M4E1 Threaded Receiver Set - FDE Cerakote Includes: M4E1 Lower Receiver in Magpul™ FDE Cerakote M4E1 Threaded Assembled Upper Receiver in Magpul™ FDE Cerakote M4E1 Lower Receiver Features: Threaded Bolt Catch Roll...