Desk-Mounted Catalog Rack, 12 1-Inch Rings, Gray Organize and display large capacity catalogs and 3-hole punched printed materials. The complete system comes with everything you need: 12-section base, 12 3-ring sections and 2 wings. Each of the 12 ring sections holds up to 1” thick, perfect for large catalogs, indexes, instruction, training and safety manuals, codes, journals, reference materials, and printed documents. Desktop catalog rack sits at a 45° angle for optimal viewing in offices, libraries, educational institutions, conference centers, showrooms, warehouses, event spaces and more. High-quality German design built to last, crafted with heavy-gauge steel and gray powder coat finish for heavy-use in high-traffic environments.