The CHR rifle/pistol rod combined with a bronze/steel bristle brush keeps the critical locking lug area clean and free from fouling.
AR-15, Issue:11, Page:079
Big Book Catalog, Issue:73, Page:051
Big Book Catalog, Issue:73, Page:090
SPECS: Brass rod, plastic fixed handle, not ball bearing loaded. 8-32 tpi. 12¼" (31.1cm) long.