Critical Replacement Parts To Keep Your AR-15 Functioning
The essential parts you need to repair and maintain rifle and carbine gas systems. Ideal for emergency repairs, or use to build a new rifle. Includes gas tube, roll pin, bolt carrier key and screws, plus three gas rings.
AR-15, Issue:11, Page:014
Big Book Catalog, Issue:69, Page:013
SPECS: Stainless steel gas tube and gas rings. Remaining parts steel, black, matte finish.