The Strike Industries carbine length Handguard is a great upgrade to those looking for a solid, slim bottom drop-in handguard with aggressive styling!!! The Handguard, made of impact resistant nylon fiber-reinforced injection-molded polymer, features aggressive gripping options, top and bottom hand stops and the M-Lok rail system with plenty of real estate to mount your accessories! FeaturesLightweight, impact resistant nylon fiber-reinforced injection-molded polymerTop and Bottom Hand Stops for multiple gripping optionsAggressive ridges for added dexterity and weapon controlSlim undercarriage for better ergonomicsM-Lok rail system at the 12, 6, 1, and 10 o'clock positions for accessory mounting options