ar-15-223-5-56-mil-spec-butt-stock-and-complete-mil-spec-buffer-tube-kits
ar-15-223-5-56-mil-spec-butt-stock-and-complete-mil-spec-buffer-tube-kits, Includes: Stock Body, Mil-Spec Precision Machined Aluminum Tube, Spring, Buffer, End Plate & Castle Nut