This Lucite Acrylic Solid Rod is guaranteed to work with our Standard Brackets and flanges. Use it for curtain rods, shower curtain rods, rods for wall hanging, and many other uses. These may be used for Closets as long as they are supported every 3'-0". The rods are made from scratch-resistant casted Lucite. These are NOT extruded. Since they are casted they are stronger and better quality.