High torque (silent sweep) quartz clock movement with extended shaft for extra clearance when running long balanced hands.....capable of running long hands to and including 17.75" balanced hands....... Long shaft, 9/16" (14mm) threaded, total of 15/16" including hand stem. ......HANDS ARE NOT INCLUDED. ......This is a continuous motion high torque motor, quiet, no advancing (stepping) of gears........ Those of you with keen hearing will greatly appreciate it's quietness...... Case size: 2-1/8"sq x 5/8" thick American "I" shaft movement, accepts standard hands....... PLEASE BE ADVISED THAT NOT ALL MOTORS ACCEPT STANDARD HANDS....... Supplied with mounting hardware: rubber & brass washers, hex nut and closed end nuts....... 3 yr factory warranty on defects....... Requires one "AA" battery (not incl) .........BECAUSE OF THE EXTENDED SHAFT A SWEEP (SECOND) HAND WILL NOT WORK......Please see my other listings for more high torque motors with long hands