• Corrosion and rot-proof
• Will not absorb moisture
• Will support a 20 ton Air Hydraulic Jack
• Works great with RV's, Trailers, Big Hauling Trailers, Boat Trailers, and many more
• Will not break under load, mushroom, or warp
• Great in soft earth or uneven ground
• Allows Employer to comply with OSHA Regulation 29 CFR 1926.305 "Blocking for a Firm Foundation"
|