NcSTAR Vism 15" KeyMod Free Float Rifle Handguard, 1.85" Diameter, Black

• KeyMod Free Float Handguards - 15" Length• Low Profile and Light Weight Octagon shaped KeyMod handguard. Top surface is a Picatinny Rail at 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 15" 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 a Barrel Nut Wrench