Item# W10-00012 ref# 6407 RAKU-TOOL® MB-0720, Polyurethane Board, Excellent Surface Structure, Good Compressive Strength, Brown, Modeling Board, 45.0 lbs/ft3, (4 in x 20 in x 60 in), RAKU-TOOL® $829.74 / each Quantity: Sub-Total: $829.74 Volume pricing may be available for this item Call or Get a Quote. Add to Cart Item Details Specification Thickness 4 in Width 20 in Length 60 in Brand RAKU-TOOL® Density 45.0 lbs/ft3 Grade Modeling Board