The Aero Precision M5 .308 Stripped Lower Receiver helps you build a big-bore AR-10 from the ground up. These M5 receivers are engineered to match flawlessly, providing the operator superior performance and accuracy in a durable and dependable platform. Mil-spec dimensions and coating ensure the highest quality and accuracy with component interface.
This M5 receiver is milled and marked for standard and short throw safety selectors and features a threaded bolt catch which eliminates the chance to mar your receivers finish when installing your bolt catch. The flared magwell feature aids in quick and efficient magazine changes. The Aero Precision M5 Lower Receiver utilizes an upper tension set screw which allows users to fine tune the fit between upper and lower receivers.