These hub centric spacer adapters move your wheels out to help fit wider tires and give your Jeep a wider track with improved stability. Constructed of double anodized black 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 ten pre-installed grade-8 wheel studs, ten lug nuts and a thread locker.. Aluminum Wheel Spacer Pair, 5x5 Bolt Pattern, 1.5 inch Thick, For 07-17 Jeep Wrangler JK, 05-17 Grand Cherokee WK, and 05-15 Commander XK.