... clearing cars,for emergency. This is a new type of hydraulic winch,it can be installed in the cars' beam, and ... also be used for emergency and self-help. YJP100B Hydraulic winch which consist of hydraulic motor, second-class planetary gear reducer,arrester dram ... , etc. YJP100B hydraulic winch mainly consists of a planetaty reducer,arrester,drum,hydraulic motor,etc.Due to its use ...