- Fastback Receiver Extension 6 Position
- Mil-Spec Diameter
- Aluminum Construction
- Black Anodized Finish
- P3 Screw Included
Deploy your favorite stock (or brace) faster than ever. The CMMG Fastback 6-Position Mil-Spec Receiver Extension attaches to any firearm that accepts a Mil-Spec receiver extension (buffer tube). Once installed, this allows you to easily pull the stock (or brace) back to an extended position, without pressing a release button.
