... ,series :17,transmission ratio:1.3-6.658,model no.:RX/RXF/(37/57/67/77/87/97/107/127/157 ... feel trouble direct contact with me. parameter list Type375767778797107127157Structure form RX RXFInput power(KW)0.180.18-30.18-30.18 ... .m)8513020030045060082015503000gearbox Weight(kg)45.58.51018253663101structural drawing Install form RX series single helical gear motor