Buyers Products Galvanized Serrated Wheel Chock fits snugly under wheels to keep vehicles and trailers in place while they are serviced or parked. The serrated texture on all sides offers extra grip and is ideal for off-road, snowy, icy, or muddy conditions. Designed with a built-in grab handle for easy carrying and storage, these wheel chocks are available in gray steel or a bright, corrosion-resistant orange powder-coated finish.