T6 PREMIUM 4 Pieces Hubcentric Rings-Black Poly Carbon Hub Rings 72MM (72MM X 63.40MM) REQUIRED that you MEASURE your Vehicle Hub AND Wheel Centerbore BEFORE BUYING Designed To Eliminate vibrations caused by your wheels not centering correctly onto your vehicle's hub Made out of High Quality Poly Carbon Plastic so it will not corrode/rust Please see Product Description section below for more Vehicle Compatibility