... backlash is less than 3 arcmin PL WPL SERIES Planetary Gearbox,planetary reducercylindrical external shell, small volume, compact ... end planPlanetary Gear Box,Planetary gear reducer,Planetary reducer,gearbox,gearmotor Featurescylindrical external shell, small volume, compact structure ... equipment.,are widely used in any form servo motor or step motor of Siemens,Japan Yaskawa , Panasonic , Mitsubishi ...