Interior Deadbolt Diameter: 2 5/8. Door Preparation: 2 1/8 Cross Bore for both deadbolt and grip. 1 edge bore for both grip latch and deadbolt latch. Door Thickness: 1 3/4" to 2" standard. Backset: Adjustable 2 3/8" or 2 3/4".
Front & Latch: Square Corner Adjustable Standard. Latch Bolt: Deadbolt Features 1 throw Brass bolt latch.Grip offers 1/2 passage/privacy function.