These hub centric spacers / adapters move your wheels out to help fit wider tires and give your vehicle a wider track and improve stability. Constructed of double anodized black extra thick 6061T6 aluminum for long life and extra corrosion resistance. All hardware is grade-8 for extra strength. Each part number comes as a spacer pair. Included are 10 pre-installed grade-8 wheel studs and 10 lug nuts.