1.National patent approved; 2.High quality, non-rust; 3.Excellent techniques; ... 4.Continious torque,12,000Nm;18,000Nm;22,000Nm XHG01 series is a new ... Advanced technics, strong self-development power, able to produce new type gearbox according to customer's design drwings. Code ... .51000.0928.32159.16160001000565290 Planetary gear reducer 1&2