The M5 Complete Lower Receiver is the perfect base for your custom big-bore AR build.
The M5 Lower Receiver sets the standard for big-bore AR builds. This custom designed enhanced forging is machined from 7075-T6 Aluminum and works with standard AR308 components and magazines. It has been engineered with upgraded features, including a threaded bolt catch roll pin, integrated trigger guard, upper tension screw, threaded takedown pin detent recess and increased magwell flare. It uses custom takedown and pivot pins as well as an extended magazine catch button which are included in this assembly.
For FFL items, please have your FFL dealer email a copy of their FFL to [email protected] and include the order number and last name in the subject or body of the email.
