Videos tagged with Threaded Pin

This guide details the straightforward installation of a forward assist on AR-15 upper receivers. It covers identifying the pin type (roll or threaded), securing the roll pin with a punch, inserting the forward assist spring, and finally, securing the assembly by depressing the forward assist and tapping or screwing in the pin. The process is presented as one of the easier firearm assembly steps.

This guide details a modification procedure for repairing oversized bolt catch pin holes on an AR-15 lower receiver, specifically addressing a KAC SR-15 blemished unit. It involves drilling and tapping the holes to accept a threaded pin, a technique also seen on Aero Precision receivers. The process requires specialized tools and precise execution, as demonstrated by the School of the American Rifle, highlighting the importance of proper tooling and technique for firearm repair.