Smooth Handle x Int.Rough Knob 10-3/16" x 2-7/8" proj. 1-3/4" Int. Knob: 2" diam., 2 1/4" Proj. For residential entrance doors where handle operation is required for exterior and knob for interior. Mortise lock, inside knob, rose, and thumbturns are included. Designed for 1-3/4" door only. Specify on order if other than 1-3/4". Stile width: Minimum 4-1/4". All locksets available with double cylinders. Specify in order.