Firefield Verge Series M-LOK 7 Section Rail Piece Perfect for attaching accessories including bipods, slings and more, Firefield Verge Series M-LOK 7 Section Rail Piece for M-LOK handguards is constructed of hard anodized aluminum. Weighing in at just 1 oz, these rail pieces can be placed on your firearm exactly where you need an accessory, saving significant weight over heavy picatinny quad rails. Hard anodized aluminum construction Perfect for attaching accessories including bipods Weighs in at 1 ounce Saves significant weight over heavy Picatinny rails Can be placed on firearm exactly where you need it