LMT Defense Parts

The LMT Defense 7.62×51mm 16" LW Chrome Lined MWS Barrel Assembly (R-LM308B116) is the lightweight version of LMT's standard 16" .308 MWS barrel, engineered to reduce overall rifle weight without...

LMT AR-10 Barrel for use with the LMT MWS upper receivers.  Specifications:  7.62 NATO / .308 16" Stainless steel 1:11.25" RH twist 5R cut Low profile gas block Straight gas tube A2 flash hider

LMT Defense 18″ stainless steel 1:11.25″ RH 5R cut 7.62×51 barrel for MWS upper receivers. Includes low profile gas block, straight gas tube, A2 flash hider. SPECS

The LMT Defense .308 Piston Bolt Carrier Group (R-LM308DPS) is the large-frame 7.62x51mm NATO piston BCG designed for LMT's MRP-H piston-operated AR-10/MWS platform. Built with the same materials and...

LMT® 20″ stainless steel 1:10″ RH twist 243 Winchester barrel for MWS upper receivers. Includes low profile gas block, straight gas tube, A2 flash hider. SPECS Barrel Caliber: 243 Win Barrel Length:...

The LMT Defense 7.62/5.56 Flip-Up Battle Sight Set (L8BUIST) is the complete BUIS (Backup Iron Sight) solution for any AR-15 or AR-10 platform using a primary red dot or variable power optic. The set...

LMT Defense kept the AR builders in mind with this essential kit for your next project. The LM556BTK is ready to install in your stripped lower. Kit ships with a dry film lubed, Mil-Spec 6 position...

The LMT Defense M203 Barrel 12" (LMP360) is a 40mm grenade launcher barrel assembly for the M203 grenade launcher system. The 12-inch barrel provides increased velocity compared to the 9" barrel and...

Full Auto Bolt Carrier Group, 5.56×45 (.223) The L7D3 is the perfect BCG for a Mil-Spec build or upgrade from sub-par equipment. LMT Defense has made the full-auto M16/M4 BCG and its components for...

This is a new Lewis Machine & Tool 14.5-inch MRP barrel chambered for .223/5.56mm. It features a 1/2x28 threaded A2 birdcage flash hider, low profile gas block with a mid-length straight gas tube,...

The LMT Defense 5.56 Gen 2 Enhanced Piston Full-Auto Bolt Carrier Group (L7D3CPE) is LMT's premium piston BCG designed for the MRP-L platform's short-stroke piston barrels. The Gen 2 enhanced design...

12″ Piston Chrome Lined 5.56×45 (.223) 1:7″ RH twist barrel Designed for the LMT monolithic receiver, this barrel utilizes a piston operating rod and has an A2 birdcage for reduced flash. The barrel...