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EXCAVATOR UNDERCARRIER PARTS

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  • Excavator Undercarriage Parts EX400 Track Roller For HITACHI

    Excavator Undercarriage Parts EX400 Track Roller For HITACHI

    EX400 track rollers are used to support the weight of the excavator, while rolling on the track (rail link) or track plate of the track, it is also used to limit the track and prevent lateral slippage. When the excavator turned, the track wheels forced the tracks to slip on the ground. EX400 track rollers are often in mud, water and dust, and withstand strong impacts, so it is required to have reliable seals and wear-resistant rims.

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