Fins make your board work great, but installing and removing them can be a pain. Plus if you lose the fin screw and slider, or forget your fin key, you're up the creek without a fin!BIC SUPs new FCS Connect system (available in Dolphin 10 & Touring 9) uses patented tool-less technology from FCS Systems for effortless, tool-free insertion and removal of the center fin in your board. Insert the front of the fin into the box, slide in place, lock and go! Adding or removing your fin is super easy and makes storage, transport or swapping out fins CONNECT : No screw, no slider, no tool! Three highly durable urethane disks hold the fin firmly in place during use, yet are easy to slide in and out of the fin box.Ideal for use in all types of conditions, FCS CONNECT-FIN center fins come standard on all ACE-TEC and TOUGH-TEC BIC SUP models.