Lawa ma-roller afanele amaloli okulahla ama-MST1500/MST1500VD I-MST1500 sprocket rollers ayinaso isitayela esingaguquki, futhi inombolo yazo yezimbobo idinga ukwenziwa ngokwezifiso ngokuya ngenjini esetshenziswa umshini.
Ziyikhwalithi ephezulu futhi zihlala isikhathi eside, zenziwe kahle, zinake imininingwane, futhi zingakwazi ukumelana nokuhlolwa okunzima kokusetshenziswa okunzima ezindaweni zokusebenza ezinzima, ezingathuthukisa ukusebenza nokuphila kwesevisi yemishini.
I-Yijiang inikezela ngamarola ahlukahlukene namathrekhi enjoloba ku-crawler undercarriage yeloli yokulahla i-Morooka, inombolo yemodeli MST300 MST600 MST800 MST1500 MST2200, njalo njalo.