- Material: Made from 7075-T6 Aluminum
- Finish: Black, Hardcoat Anodized
- Caliber: Multi
- Fire Selector: “SAFE” (Safe), “SEMI” (Fire), “AUTO” (Full-Auto)
PSA M4A1 STRIPPED LOWER RECEIVER
California Buyers – stripped lowers are sent to California as “Long Guns” only.
Please make sure the business name of the FFL you will be using is on your order.
These limited-edition lowers are made using the most advanced aerospace manufacturing technology to produce the industries finest, forged Mil-Spec lowers. Our receivers are machined on a multimillion dollar, automated, manufacturing system which enables us to produce a product of unequaled quality and value.These forged lowers are quality made using material is 7075-T6 and are marked “CAL. 5.56 MM.” to accommodate most builds. The finish is black hard coat anodizing per Mil-8625 Type 3 class 2. Serial numbers have the prefix of “W-XXXXXX”