Manufacturer: Cosmas MPN: B-112ORB Color/Finish: Oil Rubbed Bronze Type: Knob Backplate Hole Centers/Spacing: N/A Overall Length: 2-3/4" Length (Flat Surface Area): 2-1/2" Overall Width: 1" Width (Flat Surface Area): 3/4" Projection: 1/8" THE FOLLOWING PART NUMBERS WILL NOT WORK WITH THIS BACKPLATE 4251ORB 4702ORB 7498ORB