Description Critiques (0) LMT 40mm m203 receiver. Designed to be mounted to any standard 1913 Picatinny rails. Will not consist of barrel or sight. Contains 3 recoil lugs and 3 locking lugs to carry to rail. Constructed from 7075 T6 aluminum forging for longevity. WARNING: This products can expose you https://ashleighj260irz4.wikifordummies.com/user