Wheel Hub Centering Rings Set 4 Hub Centric Rings 78mm Outer 71.5mm Inner HR78-7150 - A2i Wheel Vibration Reduction Wheel Rings Eliminate vibration, excessive bearing wear, and possible structural failure of lugs caused by Non Hub Centric Wheels. 4 Pack, 73 mm OD to 71.50mm ID Wheel Centerbore, Metal). 37% off. Wheel Accessories Parts Set of 4 Hub Centric Ring 73mm OD to 71.5mm Hub ID ... Diameter Hub Ring Internal Diameter (ID) (Match to Vehicle Hub Diameter) : 71., 50mm Aazon.co: Gorilla Autootive 73-6415 Wheel Hub Centric Rings (73 OD... Hub Centric Rings create an exact fit between center bore of wheel and vehicle hub. Wheel Hub Centric Rings (Set of 4) OD: 73.1mm ID: 70.6mm Tough, corrosion resistant and is able to withstand harsh temperatures