1. YIKANG ụlọ ọrụ pụrụ iche n'ichepụta esoro undercarriage na akụkụ ya mapụtara maka crawler ígwè maka 18 afọ.
2. Track roller, sprocket, top roller, front idler and rober track.
3. MST300, MST800, MST1500, MST2200
4. Nke a rola dabara maka Morooka MST2200 gwongworo undercarriage.