This BCM AR-15 Full Lower Receiver W/A5 BUFFER incorporates a BCM intermediate length receiver extension in addition to a Vltor A5H0 buffer to provide the main advantages of the Vltor A5 buffer process. The decreased receiver is machined from 7075-T6 aluminum forgings by using a Mil-Spec challenging coat anodized https://a5-buffer-tube-kit79011.blogdomago.com/28119195/ar-15-entire-decreased-receiver-w-a5-buffer-bcmgunfighter-stock