Side sill cover made of 0.08 inch (2 mm) thick stainless 304 skin pass(2B) It is rust resistant, and can protect your body if you hit a little Installation uses included pan bolts and countersunk rivets, so drilling into the body (3 points per side) is required. Compatible with: JB23, 33, 43; Material: 0.08 inch (2 mm) thick stainless steel 304 skin pass (2B) left and right set. Please check your year, model, model, and equipment etc. The images are for illustrative purposes only and may differ from the actual product.