... is less than 3 arcmin PS WPS SERIES,Planetary Gearbox,Planetary Gear Reducer,cylindrical external shell, small volume, ... compact structure, output end planPlanetary Gear Box,Planetary gear reducer,Planetary reducer,gearbox,gearmotor cylindrical external shell, small volume ... Technical data Type: 40mm---400mm Ratio: 3--10,000 Transmission torque: 5Nm---16,000Nm precision grade:3 arcmin Installation: ...