Thicker bracket rau siab dua load peev.
Standard qia rau ntau yam kev siv.
Pob tshab PU tread, stylish thiab tawv tawv.
1.Double steel pob khiav yog siv rau kev sib hloov quab yuam2.Nruab bearings rau durability;3.Corrosion resistant nto kho txheej txheem xws li galvanizing thiab chromium plating4.Siv nylon ceev los tiv thaiv loosening5.Precision bearing thiab ob chav taug qab qauv ua castors ntau nyob ntsiag to