Depresses spring-loaded detent to free the pivot pin for removal. Virtually impossible without this tool. Does not fit Colt Mfg. AR-15’s with large front pivot pin.
AR-15, Issue:11, Page:082
AR-15, Issue:11, Page:083
Big Book Catalog, Issue:73, Page:092
Big Book Catalog, Issue:73, Page:100
SPECS: Blued steel. 1-7⁄8" (4.8cm) long.