The Zap Deluxe 31” Arch bar is the answer to your traction needs under the front foot. Designed to fit ALL skimboards. You can use one, two, or all three sections to fit a variety of skimboard sizes. This arch bar is one solid piece which offers the best adhesion and performance. Tested and approved by team riders, this arch bar will not disappoint! Super Sticky 3M Adhesive Ribbed arch support