Aero Precision AR-15 STS Stripped Lower Receiver - Black

The STS (Short Throw Safety) AR15 Stripped Lower Receiver is the perfect lower to start your build. Custom designed markings accept short-throw safety selectors while maintaining mil-spec dimensions and correct component interface. Selector markings will work with 45, 60 or 90 degree safety selectors. STS lowers are marked and milled to accept short-throw safety selectors, but will work with standard selectors as well! Specs:Machined from 7075-T6 forged aluminumAnodized Black"Cal Multi"Works with standard AR15 components and magazinesRear takedown pin detent hole is threaded for a 4-40 set screwWeight 8.35oz FFL Required Before Shipping.Please have your dealer email their license to [email protected] or they can also fax it in. Please give us a few days to process the information.