Made in the USA, the Magpul MOE M-LOK Hand Guard (Magpul Original Equipment) for AR15/M4 firearms with carbine-length gas systems combines the light weight of a standard hand guard with modular flexibility. M-LOK slots at the two, six and ten o'clock positions allow the attachment of optional 1913 Picatinny rail sections and other M-LOK accessories for the direct mounting of tactical lights, slings, grips, etc. Reinforced, heat-resistant polymer construction provides operational durability, integral riveted aluminum heat shield. Front extensions and lower lip provides additional operator protection from hot front sight assembly. Easy to install utilizing existing delta ring and round or triangular front hand guard retaining cap. Relieved area at the top rear accommodates many overhanging optic mounts.