... in service R Series Helical Gear Reducer(gearbox,gear box,gear unit,reducer,reductor,gearmotor) Features:It adopts hard tooth gear with high accuracyLow noise ... time.Made of rib-reinforced rigid case,premium alloy-steel gear that's hardened by carbon penetration and grinded precisely. ... 1028r/min Output torque: Up to 23200Nm R Series Helical Gear Reducer(gearbox,gear box,gear unit,reducer,reductor)