Contents: Keypad front plate, back plate, 2 x handles, strike plate, fixings, templates., 4-Digit Code Length, Suitable in Higher Traffic Areas, Front plate W x D x H: 48 x 72 x 177mm., Door thickness 35-65mm., Backset 60mm, For use with existing lock or latch with either fixing hole 22mm (7/8 inch), below the follower or two holes 38mm (1.5 inch) apart either side of the follower., 8mm Square Follower, Mechanical operation, Front & back plates to use with existing compatible locks, Non-handed, Clutch on Handle, For internal & external doors.