M203 Launcher Parts

This is a new AirTronic USA, mil-spec, carbine length, M203 handguard/heatshield. The internal is formed to conform to the contour of the barrel of an M16 rifle and the external is formed to a special shape. This item is new without a box. These...

This is a new AirTronic USA, mil-spec, rifle-length, M203 handguard/heatshield. The internal is formed to conform to the contour of the barrel of an M16 rifle and the external is formed to a special shape. This item is new without a box. These...

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...

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

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...

The LMT Defense Classic M203 Receiver (LMP300E) is a mil-spec 40mm under-barrel grenade launcher receiver designed for M16/M4 platform rifles. This Type 1 barrel-mounted receiver accepts standard M203 barrels (sold separately) and is compatible with the...

LMT Defense Quadrant sight, mounts to a 1913 picatinny rail upper receiver. 

Leaf Sight for Standard M203 Grenade Launcher. Mounts directly to the standard handguard.  

LMT Defense Leaf sight developed exclusively for use with the LMT® rail mounted M203 launchers.  This sight mounts via the rear rail screw of the launcher receiver.

LMT Defense M203 Mounting hardware kit with leaf sight assembly. Mounts to standard M203 for a standard A2 rifle with 20″ barrel.

The LMT M203 Carbine Length Mounting Kit mounts to a standard M203 for a standard or M4 type carbine. Includes M203 mounting hardware and leaf sight assembly.

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 is the standard-length M203 barrel configuration used...