These sign poles will make signage easier to see. The stems increase visibility and make displays more appealing. These sign poles will lure customers to the merchandise. The stems increase appeal will sell more products. The sign poles are great to have on any sales floor. Heres how the system works: 1) Choose size and style of frame that best suits your sign. 2) Decide which type of clamp will work best for your fixture: magnetic, spring, or C-clamp. 3) Complete the holder with the appropriate stem fitting and length.