The factory threaded .223 Howa Mini's is 1/2x20, and usually 1/2x20 for the full size 1500's when they bother factory threading them too.
Type: Posts; User: tommygun
The factory threaded .223 Howa Mini's is 1/2x20, and usually 1/2x20 for the full size 1500's when they bother factory threading them too.