Kwikee (905849900 90" SuperSlide II with 2 Way Pull Corrosion-resistant roller bearing action; Big load weight capacity and narrow sides make this slide a great storage solution The SuperSlide II strikes a welcome balance between weight savings and cargo storing strength The SuperSlide II weighs about 50 lbs lighter than the original SuperSlide The SuperSlide II easily handles evenly distributed loads up to 800 Pounds Plenty of capacity for toolboxes; Extras; and all the big toys