The Angstadt Arms 5.5" free-float hand guard is the ideal choice for your next pistol or rifle build. Its unique design features a very slim profile, a continuous top Picatinny rail and M-LOK mounting interface. The handguard also has two QD swivel mounting points and is compatible with both forged and billet upper receivers chambered for 223/5.56 and 9mm. Includes hardware. This model is 5.5" long and has a black hard coat black anodize finish.