motor size: 2-1/8" sq. x 5/8 thick x 5/16" dia. shaft and the 1/4" threaded shaft will protrude thru 3/16" or smaller clock face. 1/4" (5mm) threaded shaft, 5/8" including hand stem requires one “AA” battery (not incl) high torque silent sweep with extended shaft, non ticking and no stepping of gears 3 year factory warranty

High torque (silent sweep) quartz clock movement with extended shaft capable of running long hands to and including 17.75" balanced hands. 1/4" (5mm) threaded shaft, total of 5/8"including hand stem. HANDS ARE NOT INCLUDED. This is a continuous motion high torque motor, quiet, no advancing (stepping) of gears, silent, no ticking. 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, open and closed end nuts 3 yr factory warranty on defects requires one “AA” battery (not incl) THIS IS A HIGH TORQUE SILENT SWEEP….IT DOES NOT TICK OR STEP GEARS. THE PROPER HANDS MUST MOUNTED, FULLY CHARGED BATTERY INSERTED AND TIMED WITH ANOTHER TIMEPIECE. Please see my other listings for more high torque motors with and without long hands. See my store front for all my models: https://www.amazon.com/s?me=A1AKDCV0OT09HB&marketplaceID=ATVPDKIKX0DER