Cribbing Block Product Type Cribbing Block Material Plastic Shape Rectangle Load Capacity Vertical 40 ton Color Black Handle Type Rope Style Overall Length 18 in Overall Width 4 in Overall Thickness 4 in Crush Rating 1 600 psi Features Multiple Sizes Shapes Fit Most Applications Handle Color Yellow Item Weight 7 lb Overall Diameter Not Applicable Resistance Properties Chemical-Resistant Oil-Resistant Standards OSHA 29 CFR 1926.305