... clintheriform spring transfer torque force3.reaction quickly,connect and separate is very reliability,can hold orginal performance. ... .small volume,weight light,any mounting direction,long-distance and focus control is easy implement.parameters \ specificationDZD2-04DZD2 ... moment Me(N·m)static state4.4112245901753501100dynamic4102040801603201000Voltage rating DC(V)12,24,48,99,110,170Power rating P20° ...