The 310 aluminum 10 ft step ladder has a duty rating of 300 lb yet is lightweight and easy to transport. The TOOL-TRA-TOP? has a drill holster, convenient tray for tools or 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, 5 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.