... Model 37 47 57 67 77 87 Structure form K,FA,FF,FAF, FAZ, FHZ Input power 0.12-3 0 ... 61KG 100KG 165KG Model 97 107 127 157 Structure formK,FA, FF,FAF,FAZ,FHZ Input power 0.75-302.2 ... HFseries gearbox, are novel transmission device and composed of Y series motor, helical gear, Gelisen arc cone gear and worm gear ...