R&B offers the widest selection of poly trucks available, 6 - 20 bushel sizes with a heavy-duty .225" nominal wall thickness in a rainbow of colors. This 20 bushel truck material meets FDA requirements and has internal dimensions of 47"L x 31"W x 30 1/2"D. Our trucks all come standard with the lightest and most durable 1 3/4" thick double wall poly base in the industry - offering outstanding support and years of trouble-free service. The 4" polyurethane all swivel non-marking casters will make transporting over any surface smooth rolling. These tubs are mounted with stainless steel hardware and rubber washers to provide a leak proof tub. This truck has a weight capacity of 640 lbs. All truck sizes can be outfitted with our safety oriented spring platforms to prevent back injuries and hinged poly lids or our elastic corded flame retardant vinyl/nylon soft covers to help make transporting safe. R&B offers our RotoStone line of quality poly trucks in our unique high quality stone finishes. This elegant look will provide an image that is pleasing and just as functional as our standard trucks. Dimensions: 50 1/2" L x 34 1/2" W x 37 1/4" H Outside Dimensions.