Smittybilt XRC Rock Sliders are designed for the most extreme wheeling. Smittybilt XRC Sliders are manufactured out of 3/16 solid plate and is designed to form to the vehicle and protect your ride from the elements. Each side features 1.75" over rider tube that provides extra protection when you’re in those sticky situations. Each slider bolts up to the factory holes and requires no drilling, or modifications. Fit 4 Door Wrangler Unlimited JK.