This BCM AR-fifteen Entire Lower Receiver W/A5 BUFFER incorporates a BCM intermediate duration receiver extension as well as a Vltor A5H0 buffer to deliver the key benefits of the Vltor A5 buffer program. The reduced receiver is machined from 7075-T6 aluminum forgings with a Mil-Spec tough coat anodized end https://devinafedc.angelinsblog.com/28316506/ar-15-complete-decreased-receiver-w-a5-buffer-bcmgunfighter-stock