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Undercarriage spare qhov chaw sprocket/segment
1.Frequency quenching thiab tempering sprocket nto, kom lub hardness yuav HRC48-52.
2.Supply los ntawm peb cov Tshuag los yog ua raws li cov neeg siv khoom kos duab.
3.Excellent hnav tsis kam los txhim kho lub neej sprocket.