LMT Defense Parts

If LMT's standard bolt carrier group is the infantryman of the gun industry, then their enhanced BCG is the delta operator.  This carrier group was designed to function effectively in full-auto, suppressed, and short barrel weapon systems, and it is...

The LMT Defense Tactical Adjustable Rear Sight (L8A) is the quintessential fully adjustable rear sight for AR-15/M4 platforms — NSN: 1005-01-548-5193. The L8A utilizes the tried-and-true mechanism from the M16A2 carry handle rear sight, providing full...

The LMT Defense Enhanced AR15 Trigger Guard (R-LMP109AE) is a mil-spec aluminum trigger guard designed to give shooters extra finger clearance when operating in cold weather or with gloves. A direct drop-in replacement for any AR-15 or AR-10 build, this...

The LMT Defense SOPMOD Buttstock (L7LA2BA) is the preferred stock of USSOCOM (US Special Operations Command) soldiers — trusted by the world's most elite military units. This NSN-issued buttstock (NSN: 1005-99-288-7479) delivers the durability, comfort,...

The LMT Defense Ambidextrous 5.56 Charging Handle (R-LMP103TA) features enhanced tactical latches on both sides for true ambidextrous operation. Dead-stop latches reduce tension on latch pins, extending service life while allowing fast, positive...

The LM308BTK LMT Defense MWS Buffer Tube kit is perfect for those building a weapon on a budget or over time. Get what you need with out parts you dont. This kit is operation ready with our MWS, dry film lubed, buffer tube, recoil spring and H3 buffer...

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...

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...

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 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...

The LMT Defense Front Pivot Pin for .308/AR-10 (LM308A3) is a precision-machined OEM replacement front pivot pin designed for LMT's large-frame .308/7.62x51mm MARS-H and MWS AR-10 lower receivers. Machined from mil-spec steel to LMT's tight tolerances,...