Reliable stabilization of heavy machinery with a 60-ton capacity and better longevity than wood

This interlocking plastic cribbing is of premium quality with super-duper strength. I guess that's why people refer to it as the Primo Super Stacker.

• 129,631-lb. working load limit makes it perfect for stabilizing heavy machinery like trucks and tractors
• 100% recycled plastic cribbing is resistant to gas, oil and chemicals
• 50-year warranty against splitting, rot, fluid absorption, termites and mold
• 6" x 7" x 24"