From the Vault: M16A1 + M203 and AR-15 + Wilson Shotgun
This video showcases unique firearm configurations, including an M16A1 with an M203 grenade launcher and an AR-15 variant fitted with a Wilson Arms 870 shotgun, a variant of the 'Master Key' system. The discussion highlights the breaching capabilities of these underbarrel shotgun systems and the differences in mounting mechanisms compared to the M203.












