The IMI Defense USGI-type replacement for your carbine factory-original handguard is made of tough, fiberglass-reinforced, injection-molded polymer that delivers superior impact and abrasion resistance. The ridged gripping surface and top/bottom vent holes retain the weapon authentic military look, while an internal heat shield of lightweight aluminum protects your hand from barrel heat. M4 Carbine model is available with standard-issue single heat shields for extra insulation during sustained rapid or full-auto fire. All models fit AR-15/M16/M4 with carbine-length gas system. Features: ?Injection molded ?Made of high temperature resistant polymer compound ?Perfect fitment ?Quick & easy installation, no gunsmith required ?Provides improved thermal isolation and heat resistance ?Available in black/desert tan/O.D. Green
