This BCM AR-15 Full Lessen Receiver W/A5 BUFFER incorporates a BCM intermediate duration receiver extension as well as a Vltor A5H0 buffer to offer the benefits of the Vltor A5 buffer system.The reduce receiver is machined from 7075-T6 aluminum forgings having a Mil-Spec really hard coat anodized finish and is finished Along with the BCM tiny secti