PC120 Undercarriage Parts

R130 Excavator Undercarriage Parts Track Roller Bottom Top Rollers     Bulldozer rollers can be divided into rigid connection rollers and elastic suspension rollers. The structure and characteristics of unilateral rollers and bilateral rollers and the arrangement sequence in the bulldozer chassis are introduced. The rigid connection roller has the characteristics of simple connection method, and is suitable for small and medium power bulldozers. The elastic suspension rollers are divided into K-type suspension and X-type suspension. The two elastic suspension rollers can give full play to the role of all the rollers, improve the traction adhesion performance of the bulldozer and the riding comfort of the driver. The ability of the K-type suspension to adapt to uneven ground is better than that of the X-type suspension.   Our products are according to the standard of OEM to manufacture.