Holds up to 640 DVDs, 960 CDs, 320 videocassettes or books; includes 4 steel towersDisplayer features an oak frame with four 20-gauge, all-steel black towers that rotate individually for easy browsing. Patent pending.Each tower includes 5 tiers. Each tier contains 4 pockets that measure 9 1/16H x 5W x 5 1/4"D. To view assembly instructions, simply click on Product Guide located above.U.S. Patent 5,772,055.Frames available in natural oak only.Overall dimensions: 62H x 25W x 25"D