Undercarriage Spare Parts Sk230 Excavator Carrier Roller Top Roller Rollers: The rollers are fixed under the wheel frame with screws to support the mass of the machinery and distribute the mass over the track shoes. At the same time, it also relies on its roller flange to clamp the chain rail so that the track does not slip laterally (derailment), ensuring that the machine moves in the direction of the track, with small rolling resistance and the life of the operation in mud and water. Drag sprockets: prevent the sagging of the track and the falling off of the track when walking and reduce its up and down vibration Idler: The idler is mounted on the track and is used to guide the track Our products are according to the standard of OEM to manufacture.
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