Description Reviews (0) LMT 40mm m203 receiver. Intended to be mounted to any common 1913 Picatinny rails. Does not contain barrel or sight. Contains a few recoil lugs and a few locking lugs to carry to rail. Constructed from 7075 T6 aluminum forging for toughness. Due to its compact profile https://lennyb961wqk0.vidublog.com/profile