This BCM AR-fifteen Total Lower Receiver W/A5 BUFFER incorporates a BCM intermediate length receiver extension in addition to a Vltor A5H0 buffer to provide the benefits of the Vltor A5 buffer method. The reduce receiver is machined from 7075-T6 aluminum forgings by using a Mil-Spec challenging coat anodized finish https://a5buffersystemkit57899.develop-blog.com/34950428/ar-15-full-lower-receiver-w-a5-buffer-bcmgunfighter-stock