1. ʻO ka hui ʻo YIKANG ʻoihana loea i ka hana ʻana i nā kaʻa i hoʻopaʻa ʻia a me kāna mau ʻāpana ʻāpana no nā mīkini kolo no 18 mau makahiki.
2. Track roller, sprocket, top roller, idler i mua a me ke track rubber.
3. MST300,MST800,MST1500,MST2200
4. Ua kūpono kēia huila no ke kaʻa kaʻa ʻo Morooka MST2200.