All Products

Lewis Machine & Tool 5.56 receiver extension. Our milspec receiver extensions, or buffer tubes exceed the quality standards of others in the industry. We time our tubes to have a “no guess” fit with LMT lower receivers and follow up the...

The LMT Defense 5.56 Lower Parts Kit Light (R-LM556LPKL) provides all the mil-spec small parts needed to complete an AR-15 lower receiver build — minus the trigger group. This "light" version is ideal for builders who already have a preferred trigger...

The Heckler & Koch MP5/SP5 9mm 30-Round Magazine — RAL8000 (HK PN: 50223552-RAL8000) is the genuine HK factory 30-round 9mm magazine for the MP5 and SP5/SP5K semi-automatic platforms, finished in RAL8000 (olive/greenish-gray) color. HK's...

The Magpul PMAG D-50 9mm 50-Round Drum Magazine for HK94/MP5 (MAG1181-BLK) is Magpul's 50-round polymer drum magazine designed specifically for HK94, MP5, and MP5-compatible firearms using the HK-style double-feed magazine well. The PMAG D-50 for HK/MP5...

Lewis Machine & Tool EURO model Two Stage AXLE semi-automatic Trigger Group for AR-10 and AR-15 pattern firearms. The EURO AXLE trigger features an approximate 4.5lb pull the provides a clean and precise break while still be safe to manipulate with...

The LMT Defense Semi-Auto AXLE Trigger Group (LMP2400ES) is one of the finest combat triggers in the firearms industry. The AXLE is a patented two-stage trigger system that blends the best features of quality fire control groups — Wire EDM precision...

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 sacrificing durability or performance. The lightweight...

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 years replacement parts for the United States hard...

The MARS-H brings the innovative design of our MARS-L to the MWS® platform. The LMT® Modular Ambidextrous Rifle System (MARS®) lower receiver offers ambidextrous controls to include: selector, magazine release and bolt catch and release...

The Defender-H lower receiver, also known as the original LMT .308 Modular Weapon System (MWS) lower receiver, is an intermediate-caliber receiver designed specifically for use with LMT’s MWS upper receivers. Features include standard AR15 pattern...

The LMT Defense MARS-L Stripped AR15 Lower Receiver (R-M7SL) is the foundation of the legendary LMT MARS® system. The LMT® Modular Ambidextrous Rifle System (MARS®) lower receiver sets a new standard for ambidextrous AR-15 controls. The MARS-L features...

The LMT Defense MRP-L Quad Rail (Picatinny) 13.25" AR15 Upper Receiver (L7RA1A) features the patented LMT Monolithic Rail Platform (MRP™) — the upper receiver and handguard are machined from a single piece of forged aerospace-grade aluminum, eliminating...