Designed to match our Beehive escutcheons on locking doors. The strength of the spring found in a heavy-duty lock/latch will ensure the knob returns to it's original position. We recommend using a 3", 4", or 5" latch/lock. Coordinate with our Beehive cabinet knobs to create consistency throughout your home. Knob Size: 50mm Dia. Projection: 64mm Rose Size: 51mm Spindle Size: 8mm (Threaded)