... mechanism,9 forward gears,1reverse gear, manual operated, with synchronizerBrake systemService brakeBrake gap can be adjusted automatically, ... Technology)Double-shoe pneumatic brake, ductile casting casing, with hub redactor, double reduction driving axle Tyre12.00R20Electrical ... skeleton structure, covered with double layer steel plate;Can be tipped forwardly;With high back seat with arm for drive; ...