Precision moulds and machine manufacturer / supplier in China, offering HPS42 42mm High-Precision Planetary Gearbox — 2-Stage 70: 1 Ratio, Square Flange Mounting, Cost-Effective, 40: 1 Ratio 2 Stage Planetary Gearbox Reducer for Servo Motor, HPS42 High-Precision Planetary Reducer — 42mm, 2-Stage 70: 1 Ratio, Square Flange, Affordable Transmission Solution and so on.