LMT 40mm M203. Meant to be mounted to any standard 1913 Picatinny rails. Isn't going to consist of barrel or sight. Includes a few recoil lugs and three locking lugs to carry to rail. Created from 7075 T6 aluminum forging for longevity. The rifle was created to be carried, taken https://tommyd551aub4.wikicommunications.com/user