Add a new level of versatility to your kayak with GT90 GearTracs by YakAttack. This surface mount track provides a platform that's not only adjustable, but fully re-configurable, on the fly, enabling versatility for multiple accessory mounting. Includes TWO 8 inch Gear Tracks mounting hardware and installation tips. It is assumed you will be able to reach inside to use the included hardware. If you cannot reach inside with a wrench use 8-32 Screws and 8-32 Well-Nuts, 10 screws and nuts needed per kit. Similar to Trax.