automatic worm gear box and worm reducer 1) Made of high quality aluminum alloy ... 2) Size:RV030, 040, 050, 063, 075, 090,110,130 automatic worm ... gear box and worm reducer1) Made of high quality aluminum alloy2) ... reduced vibration and noise5) Power: 0.06 - 15kW Output torque: 2.7 - 1,760Nm6) Size:RV025, 030, 040 ...