These Aluminum Wheel Chocks come in 6”x7”x12” and 5”x8.5”x15” sizes and are sold in pairs.
Lightweight but extremely strong, 5-1’s weigh 3 lbs. each and have a crush factor of 55,000 lbs; 5-2’s weigh 7 lbs. each with a crush factor of 75,000 lbs. Serrated teeth on the front and rear give double the gripping power of other blocks.
