Billet Aluminum Wheel AdaptersFits 5 x 4-3/4" Bolt Pattern HubAdapts to 5 x 5" Wheel12mm x 1.5'' Studs1-1/4" Thick78mm Center HoleOverall Diameter: 7" Durable Lightweight 6061-T6 Aircraft AluminumHeavy Duty For Truck SUV And Competition UsePre-Installed Press In StudsRadiused Edges Reduce Stress On SpacersIncludes Zinc Plated Open End Lug Nuts.