Alvin - Roll File Cart - 17 x 24 x 28 Inch - The Alvin Roll file Cart is a heavy-duty storage bin that contains twenty-four 3-5?8 inch x 4 inch openings and can accommodate up to a 3.5 inch tube. The four swivel casters give it high mobility. The Roll File Cart is constructed of white plastic-coated heavy-gauge steel rods. Overall dimensions: 28 inch height x 24.5 inch width x 17 inch diameter. Assembly required. Shipping weight 15 lbs. Alvin is one of the primary sources for drafting supplies and drawing equipment in the country. Creative Coldsnow is a pround retailer of Alvin graphic arts, drafting and fine arts products.