M mhowarth CGN Regular Rating - 100% 43 0 0 Feb 9, 2017 #1 Anyone happen to know what size the thread is for the front bead sights on these barrels? Specifically the 18.5" mag fed model of grizzly. Thanks.
Anyone happen to know what size the thread is for the front bead sights on these barrels? Specifically the 18.5" mag fed model of grizzly. Thanks.
