Shop LMT Defense

The LMT Defense Complete MARS-L SOPMOD Lower Receiver (M7DA4) is the full-featured SOPMOD-configuration MARS-L complete lower receiver. The LMT® Modular Ambidextrous Rifle System (MARS®) lower receiver features fully ambidextrous selector, magazine...

The LMT Defense M203 Quick Detach Mounting Bracket (C-12973116) is a quick-detach mounting bracket for LMT M203 grenade launcher systems. This QD bracket enables faster installation and removal of the M203 from the host rifle without tools, providing...

The LMT Defense M203 Barrel 9" (LMP380) is a 40mm grenade launcher barrel assembly — NSN: 1010-01-611-3461. This 9-inch M203 barrel is compatible with LMT's Classic M203 Receiver (LMP300E) and Rail Mounted M203 Receiver (L2B1). The 9" barrel is the...

LMT Defense M203 GRENADE LAUNCHER BARREL ASSEMBLY, 7″ This barrel is exclusively compatible with our L2X1 model “Shorty 40” grenade launcher.

LMT Defense Ambidextrous .308 Charging Handle with Enhanced Tactical Latch. Utilizes dead stop latches to reduce tension on latch pins. A great cost effective upgrade for any SR-25 pattern modern sporting rifle. Made to exact tolerances, this is a the...

LMT Defense Detachable Carry* Handle Rear Sight Long before multi-MOA parallax free red dot sights and .1 milrad subtension reticles to help compensate for things like altitude density, expert marksman of the United States Armed Forces had to work hard...

LMT Defense .308 receiver extension tube. LMT offers its 308 receiver extension, or buffer tube, for sale to customers for their builds. This tube is approx. 3/4″ longer than a standard AR-15 style buffer tube. This allows for usage of standard...

The LMT Defense 5.56 Enhanced Full-Auto Bolt Carrier (R-L7Q3A) is LMT's enhanced direct impingement 5.56 bolt carrier group, full-auto rated for maximum longevity. The enhanced carrier design improves gas flow and reduces carrier tilt compared to...

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 tube, standard buffer spring, 3oz buffer, standard...

The LMT Defense M4 Gen2 Collapsing Buttstock (L291B) is LMT's updated Generation 2 mil-spec M4-style collapsible buttstock. Designed for AR-15/M4 carbine platforms, the M4 Gen2 features improved fit and finish over the standard mil-spec buttstock with...

The LMT Defense MRP Locking Screw 2-Pack (R-L7S1D) provides genuine OEM replacement locking screws for LMT's Monolithic Rail Platform (MRP) barrel retention system. These are the proprietary locking bolts that secure the barrel extension inside the MRP...

The LMT Defense Rail Mounted M203 Receiver (L2B1) is a 40mm grenade launcher receiver engineered for mounting to any standard 1913 Picatinny rail. Unlike the classic barrel-mounted M203, the L2B1 uses a rail-mounted design with three recoil lugs and...