These 1-1/2” thick, 5 on 5" bolt circle, 6061T6 aluminum spacers are an easy way of spacing out front and rear 2007-Present Jeep Wrangler JK, 2006-Present Commander XK, & 2005-2010 Jeep Grand Cherokee WK axles. Each kit comes with 2 wheel spacers, 10 standard wheel studs (pre-installed), 10 lug nuts, and a package of thread locker. Each wheel spacer is anodized in dark blue, using a double anodizing process for twice the corrosion resistance. In addition, each wheel spacer is wheel and hub centric for a perfect fit. Proudly made in the USA.