Buyers Products Aluminum Wheel Chock fits snugly under wheels to keep vehicles in place while they are serviced or parked. This lightweight chock has a row of rugged teeth to grip a surface and a steep slope design for extra strength while in use.Product Common Use: Vehicle Maintenance, Vehicle Storage, Tractors, Trailers Rugged teeth provide extra stability Steep slope keeps vehicle in place Dimensions = 8.5″ x 15″ x 8.25″ Old Part Number: AMS2 & 1484101 Sold as Each