Komatsu Track Roller Kubota Bottom Roller Track Bottom Roller Excavator Roller

Product Description

The track roller is composed of shell, collar, shaft, seal, O-ring, bushing bronze, plug, lock pin.
The function of the track roller is to convey the weight of excavator to the ground.
When excavator is run on uneven ground, track rollers carry a tremendous impact.
Therefore, the support of track rollers is huge. Moreover, if it is of poor quality and is often dusty, it needs a very good sealing to prevent dirt, sand, and water from damaging it.
With high quality hardness ware-resisting alloy chrom&molybdenum floating seal and elastic rubber O ring, deep hardnedd wear surface, good quality bronze bushings, steel shaft made by round steel or forging, well lubricated oil recycle system, we are your best choice.