Specification:<br />1.Tires Materials:Rubber<br />2.Wheel Rim Materials:Plastics<br />3.Outer Diameter: 125 mm/4.92''<br />4.Inner Diameter:70mm/2.75''<br />5.Hexagonal joints: 12 mm/0.47''<br />6.Tyres Wide:65mm/2.55''<br /><br />Applicable: <br />1.HSP