Features:1) High quality aluminum alloy die-cast gear box, elegant and graceful2) High heat-radiating efficiency, high carrying ability3) Combination of two single-step worm gear speed reducers, meets the requirements for super speed ratio4) Safe, reliable, economical and durable5) Stable transmission, lower soundTechnical data:1) Max speed ratio of various models: a) NMRV030/040 imax=3200 b) NMRV030/050 imax=6400 c) NMRV030/063 imax=8000 d) NMRV040/075 imax=10000 e) NMRV040/090 imax=10000 f) NMRV050/110 imax=10000 g) NMRV063/130 imax=100002) Max output torque: 1789Nm3) Input power: 0.06 to 1.5kW Other Price Terms: FOB Shanghai Payment Terms: L/C, T/T