Hex Autoparts 2" 5x4.75 to 5x4.75 Hubcentric Wheel Spacers Adapters with Lip M12x1.5 for Chevrolet Corvette Camaro Pontiac GTO 2pcs Thickness 50mm or 2 inches Centerbore 70.5 mm Bolt Pattern (PCD) 5x120.65mm or 5x4.75 Thread Size 12mm x 1.5 or 12x1.5 or M12x1.5