The FCS Longboard Box Adapter allows you to change from a traditional longboard fin to a FCS thruster set up in seconds, perfect for loosening up your longboard. The adapter is adjustable for deeper longboard boxes.
Our return policy has been temporarily extended to accomadate Holiday Shoppers. Any items purchased after November 15th May be Returned Or Exchanged as late as January 31st. If you are not 100% satisfied with your purchase you may return it for a full refund, or exchange.