VISM by NcStar AR15 Keymod Rail (13 Inch)

AR15 KeyMod® Free Float Handguards - 13" Length Low Profile and Light Weight Octagon shaped AR15/M4 KeyMod® handguard. Top surface is a Picatinny Rail at AR15 receiver height. The other 7 sides are KeyMod® slots. Includes Barrel Nut, Handguard Adapter Insert, Short & Medium KeyMod® to Picatinny Accessory Rails, main Handguard Tube in 13" Length Top Picatinny Rails have Laser Engraved T-Slot Numbers. Black anodized aluminum construction. Free Float Hanguard installation requires a low profile gas block and an AR15 Barrel Nut Wrench.