Alvin - Metal Pencil Ledge - 28 Inch - The Alvin Metal Pencil Ledge is a strong metal pencil ledge that attaches to the front edge of any tabletop to keep pencils, pens, and other instruments from rolling off. A quick release adjustment system allows for elevated or flush positioning. The Alvin Metal Pencil Ledge has a powder-coated black finish. 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.