... with gearbox, Gear Motor 1.Gear box Dia:50.8mm 3,Rated load50kg.f.cm Main voltage,3VDC,6VDC,9VDC,12VDC ... reduction4,5 stages reduction6 stages reductionReduction ratio7.2,7.5,13.3,13.829,30,53,55116,120,213,220 464,480,853 ... magnetic encorder, encorder parameters please refer to me-37.htm. 3,Gearbox shell material.zinc alloy. 4,Gearbox gear materials.The ...