... .light weigt 4.long in service R Series Helical Gear Reducer(gearbox,gear box,gear unit,reducer,reductor,gearmotor) Features:It ... ratio rate, i = 228800Compact structure, small size, convenient maintenanceR series gearbox is characterized by compact structure,light weight,large torque ... .16-1028r/min Output torque: Up to 23200Nm R Series Helical Gear Reducer(gearbox,gear box,gear unit,reducer,reductor)