IRON CYLINDER SIZE: 60mm, KEY-KEY, The inner core: ZINC ( available with brass) Key: Steel AVAILABLE SIZE: 60mm, 70mm, 80mm AVAILABLE FUNCTION: ENTRANCE, PRIVACY, BATHROOM FINISH: GP/CP/SN/NB/AB/AC... GOOD PRICE , GOOD QUALITY, GOOD SERVICE PRICE TO BE NEGOTIATED BASIS ON QUANTITY DELIVERY TIME: 35-45DAYS AFTER RECEIPT OF 30% ADVANCE PAYMENT MOQ: 3000PCS OEM: WELCOME