The Fortessa Standard Escutcheon Satin Chrome has a 52mm diameter. This is to be used with a 3 or 5 lever mortice deadlock or sashlock; some of these can be found in the related products or in the Hinges, Locks & Latches category. This escutcheon is made from zinc alloy & has a satin chrome finish - it is to match the Avant & Avant Garde handles in the Fortessa range. Other Variations It is also available in the following finishes: Dual chrome Dual chrome/nickel Dual nickel Polished chrome PVD brass Satin nickel Some of these can be found in the related pro...