Brownells - Changing Standard Butt Stock To Collapsible
This guide details the process of converting an AR-15 from a fixed rifle stock to a collapsible carbine stock, as demonstrated by professional gunsmith Eric Kiesler. It covers disassembly, removal of the old extension tube, identification of Mil-spec vs. commercial variations, installation of the new components, and proper torquing procedures for a secure and reliable build.












