2 PC 1/2 inch UNIVERSAL SPACER FITS 6x5.5 5x5.5 5x139.7 6x139.7 VEHICLE 2 pieces 1/2" INCH (12.7MM) 5 and 6 Lug Universal Wheel Spacers Fit 5-lug metric: 5x139.7 Fit 5-lug standard(inch): 5x5.5 Fit 6-Lug metric: 6x139.7 Fit 6-Lug standard(inch): 6x5.5 Center bore: 4.27" Overall Diameter: 6.93"