Kidde 420118 Mounting Bracket for Mariner Dry Chemical Fire Extinguishers 2.5 lb thru 2.75 lb M5, M10, M110 Kidde 420119 metal strap bracket is for use on Kidde 2.5 pound fire extinguishers Steel bracket is easily assembled and has an enamel finish Non-corrosive stainless steel straps, bracket is ideal for rugged applications Stainless steel strap holds unit firmly in place Lightweight