High Torque Clock Movement (Silent Sweep) Extended Shaft with 17.5 in. Long Balanced Hands (No3) w/Wall Mounting Hub motor size: 2-1/8" sq. x 5/8 thick x 5/16" dia. shaft motor's threaded shaft length" 7/16" (total 13/16" w/hand stem) black metal hands and hub may be painted any color high torque silent sweep extended shaft movement 3 year factory warranty