Specifications Material: Cast Iron Process: Blackening Color: Black Assembly Required: Yes Flanged Disc Inner Diameter: 22.5cm/8.86in Flanged Disc Outer Diameter: 18cm/7.09in Wheel Balancer Cone Inner Diameter: 3.6cm/1.42in Wheel Balancer Cone Outer Diameter: 15cm/5.91in; 12cm/4.72in Overall Wheel Balancer Cone Size(D*H): 17.2*6.6cm/6.77*2.6in Package Size: 35*23*19cm/13.78*9.06*7.48in Gross Weight: 6.8kg/14.99lbs Net Weight: 6.5kg/14.33lbs Package Included 1* Wheel Balancer Cone 1* Flange Disc .