Timber Creek Outdoor Inc Me15HGBL Enforcer Handguard AR-15 Black Hardcoat Anodized Aluminum 15" Picatinny/M-LOK The Timber Creek Enforcer Handguard features a Slim Lightweight Design Integrated With Modular Flexibility. It Is constructed Of Billet Aluminum With Full Length Mil-Spec Picatinny Rail. The Enforcer Handguard Is Compatible With Your AR-15 Upper And Requires a Low Profile Gas Block. *Note- Barrel Nut Not Included. Firearm Model: AR-15 Material: Aluminum Finish: Black Hardcoat Anodized Rails: Picatinny/M-LOK