AME 15250 Super Stacking Cribbing Industrial Blocks (9-Piece Set)

AME Super Stacking Cribbing Industrial Blocks (9-Piece Set) are designed to provide superior crib stability compared to standard hardwood or softwood products. Made from 100% recycled plastic. Rated up to 298,000 lbs (135,000 kg), depending on configuration. Non-conducting plastic resists oil and most chemicals. Also features an interlocking or aggressive non-slip surface. Kit includes 3 of the Part #15200 Black 2"x4"x18" Cribbing Blocks, 3 of the Part #15220 Yellow 4"x4"x18" Cribbing Blocks and 3 of the Part #15230 Black 6"x7"x24" Cribbing Blocks.