73.1mm OD to 63.4mm ID Circuit Performance Black Plastic Polycarbonate Hub Centric Rings<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Hub Ring Outside Diameter: 73.1mm (Must match wheel center bore)</li><li>Hub Ring Inner Diameter: 63.4mm (Must match your vehicle hub bore)</li><li>Made for Wheels with a 73.1mm center bore and vehicles with a 63.4mm hub bore.</li><li>100% Authentic Circuit Performance Product</li><li>Precision Machined to stop vibrations and ensure a snug fit every time.</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51jEH0c1M3L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/514AuJTMlWL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51yYQk14-DL.jpg" noproxy>