These trucks all come standard with the lightest and most durable 1.5" thick double wall poly base in the industry - offering outstanding support and years of trouble-free service. Equipped with our patented 5" Clean Wheel System™ casters. Upgrade to 6" casters at an additional cost. These tubs are mounted with stainless steel hardware and rubber washers to provide a leak proof tub. This 20 bushel truck has internal dimensions of 47"L x 31"W x 30.5"D and 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. Dimensions: 49.75"L x 34"W x 37.75"H - Height is based on 5" casters. Total caster rating: 800 lbs.