... , 050, 063, 075, 090, 110, 130 planetary reducer,worm gear reducer,gear drive gearthis picture shows anatomic partsFeatures:1) High quality aluminum alloy ... die cast gearbox2) High accuracy worm gear and worm shaft3) Less ... , MMR, HF, SSJ, HF, BW, CHMR, ESV and so on. gear drive ( worm gearbox NMRV series )