small transmission gearbox Outline dimension:70,90,115,142,190mm Ratio:3-100 Noise:<65dB(A) customized products small transmission gearboxFeatures:1) Power: 5 ... ;Figure diameters 40,60,80,120,160mm.more options.Planetary gearbox:PLE:Precision planetary-round flange outputPLF:Precision planetary-square flange ... of Chinese standard of micro motorOur Certification:Our factory: small transmission gearbox