1.Qhov no yog ib tug retractable roj hmab khiav undercarriage, lub retractable mus txawv tebchaws yog 400 hli;
2. Hydraulic tsav tsheb;
3. Retractable dav crawler undercarriage muaj ntau yam kev siv nyob rau hauv ntau yam teb, piv txwv li, Kev Tsim Kho Chaw, Agricultural teb, Mining thiab Quarrying, Forestry, Swamps thiab Wetlands.
4. Nws lub ntsiab kom zoo dua yog nws muaj zog yoog raws, thiab nws qhov dav tuaj yeem hloov kho raws li ib puag ncig tshwj xeeb thiab kev xav tau, muab cov cuab yeej siv kho kom zoo dua qub thiab ua haujlwm tau zoo.