Ar-15/M16 A1 Rifle Buffer Tube Assembly - A1 Rifle Stock Completion Kit

Convenient kit containing the components needed to mount a buttstock on an AR-15 rifle or carbine. Ideal for stock conversions, including adapting a rifle to accept a collapsible stock. Four items included: receiver extension tube, recoil buffer, recoil buffer spring, and buttstock. All parts manufactured to high quality standards with tight tolerances for proper fit and function. Four standard buttstock options supported.