The Midwest Benelli M4 M-LOK Handguard in Black is compatible with the Benelli M4 and its clones. This handguard features a 12-inch overall length and weighs 8.7 ounces when installed. Constructed from 6061 aluminum with a Type 3 hard coat anodized finish, it includes a 5-slot polymer M-LOK rail and is fully dehorned and deburred for a smooth feel. The handguard is 100% made in the USA and comes with a MI lifetime warranty.Key FeaturesCompatible with: Specifically designed for Benelli M4 and clones.M-LOK Compatible: Allows for easy attachment of M-LOK accessories.Material: Constructed from 6061 aluminum with a Type 3 hard coat anodized finish for durability.Included Rail: Comes with a 5-slot polymer M-LOK rail for added versatility.Warranty: Backed by a MI lifetime warranty.