(4 Pack) Black Round Entry Door Knobs Not Keyed Alike, Exterior/Interior Door Handles Bedroom Bathroom/Front/Offic Doors, Door Lock with Locks and 3 Combo Keys Lock Security

Fit all doors 35 to 45 mm ( 1-3/8 '' to 1-3/4 '')thick; Adjustable Latch with Backset: 60mm(2-3/8") or 70mm (2-3/4");