... device , drive balances , bears the weight of a force big; The entire hydraulic pressure front wheel adopt the ... lost , gets lost nimble , reliable , saves labour; The force moment adopt disk brake , braking is big , the braking ... Disposition quality (kg)Structure quality1665Smallest use quality1840First disposes108Latter disposes360Fixed force of traction (KN)9Engine model489BTDemarcation power (KW)29. ...