This swivel V channel caster, can fit for trak and flat ground. It will be easy to move heavy equipment and machines. The wheel is made by cast iron to load heavy equipments and avoid break. Bearings ball provide an outstanding performance of flexibility. Size Wheel Diameter Width of Caster(mm) Height of Installation(mm) Top Plate Outer Size Load Capacity(kg) Wheel Material 3inches 76 32 106 95*67 130 Cast Iron 4inched…