15″ AR15 KEYMOD HANDGUARD platform free float handguard rail, Forged 7075 T6 Aluminum, coated black hard coat anodized. Included is barrel nut and 3 Allen Screws.
Three Allen screws for rock-solid alignment and hold with upper receiver. Inside diameter: 1.300″
Hard coat anodized. Fully Free-float design with M-LOK attachment points