Kawaguchi Giken (GIKEN) tubular deadlock, nickel color, with 3 keys, for security. - Model: S-5N - Accessories: 3 keys - Cylinder shape: Circular Compatible door thickness: 28-40 mm Backset: 51 mm Front size: 70 mm (height) x 25 mm (width) Cylinder part (including collar) size: 44 mm diameter Thumbturn part size: 43 mm diameter This item was used previously, and the cylinder ring has scratches. The thumbturn is unopened from its packaging. Please understand that this is a used item before purchasing. Thank you for viewing.