The 310 aluminum 10 ft step ladder has a duty rating of 300 pounds yet is light weight and easy to transport. The Tool-Tra-Top® has a drill holster, convenient tray for tools/paint and small parts. There is also a sturdy molded paint can hanger on the backside of the top. The SPILL-PROOF® pail shelf has a rag rack and holds a gallon paint can and automatically closes with the ladder. There is a full set of horizontals on the rear section. The 4 ft, 5 ft and 6 ft models have a unique H spreader with hand grip for easy one handed carrying and closing. The TRACTION-TRED® steps are slip resistant and double riveted.