LMT Defense

LMT Defense, also known as Lewis Machine & Tool, builds American-made rifles and firearm components for military, law enforcement and civilian shooters. Best known for MARS-L and MARS-H rifles, Defender models and patented MRP monolithic upper receivers, LMT also offers barrels, bolt carrier groups, lower receivers, suppressors and accessories. Its modular designs emphasize precision, reliability and adaptability, with quick-change barrels and ambidextrous controls.