Made for Wheels with 73.1mm center bore and vehicles with 67.1mm hub bore.The thickness of these rings is 10 mm.
Hub Ring Outside Diameter: 73.1mm (Must match wheel center bore)
Hub Ring Inner Diameter: 67.1mm (Must match your vehicle hub bore)
Made of Aluminum, They will not corrode or melt in a regular condition.
Designed to Eliminate Vibrations caused by Custom Wheels not centering correctly onto vehicle's hub.