Always use wheel chocks in pairs and on firm surfaces. More than one pair may be required. Chock wheels on both sides of vehicle in direction of grade. Always remove wheel chocks before attempting to move vehicle and do not drive over wheel chocks.
M9HDLWCTF: Heavy duty wheel chock, no chain. Curved surface grips the road for superior wheel holding power.• Made of reinforced rubber sheets, laminated between thick steel end plates• Welded steel eye (secures against loss)• 11.5 lb• 11"L x 8"H x 6"W
M9815: Standard wheel chock, no chain. Keeps light trucks and vans in place.• Fiber-reinforced-rubber construction• Gripping fluted design increases downward pressure, locking tires in place• 8.5 lb• 9 3/4"L x 6"H x 8"W