... , 32mm, 42mm, 52mm, 62mm,72mm,81mm,105mm 2) Gear ratio:i=3~512 Features: 1) Dimensions of device: 22mm, 32mm, 42mm ... , 60~90W, 90~120W, 120~150W, 150~200W 3) Ratio:i=3~512Our company is specialized in mini AC gear motors ... -5.7.5 2 2.0 Acceptable Meshing Testing Machine JS 4 3.0 Acceptable Comprehensive Testing Instrument CHANLON 2 5 ...