U-Boat Stocking Cart LargeDutro Large U Boat Stock Cart For hauling help that towers over the rest, you'll love the Dutro U Boat Stocking Cart. With pipe handles that extend 48'' above the deck, you'll be able to carry tall loads with ease. Both handles are removable to best suit your hauling needs, and six ball bearing wheels make it easy to maneuver. No complicated assembly is required; it's fully welded and ready to go. Capacity 1500 lbs Model No. 6018 UBT6 Dimensions 59 5