The Eurospec SteelWorx SWL Standard Escutcheon Dual BSS/SSS 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 Locks & Latches category. Dual Stainless Steel Escutcheon The escutcheon is made from grade 304 solid stainless steel and has a dual stainless steel finish. To maintain the finish a wipe over with a clean cloth and warm water with a mild detergent should be sufficient. More stubborn dirt or stains can be removed with non-abrasive powders, warm water and sponges or cloths. Cleaning...