L129A1 REFERENCE 7.62X51 NATO SEMI-AUTO RIFLE LMTA(R) reference to the weapon contracted by United Kingdom Ministry of Defence designated the L129A1. This reference weapon brings you as close as you can get to the true rifle system provided to the UK. LMTA(R) patented monolithic Modular Weapon System, MWSA(R). The only true monolithic rail platform, milled from a single solid piece of aerospace aluminum forging. It utilizes two locking bolts accessible from the side of the receiver to lock in the barrel extension. This patented technology engages the barrel extension for a full 360 degrees around the extension and makes the barrel removable within seconds with a return to zer Mfg: Lmt Defense