| Surf Hardware Longboard Box Adapter |
 The Surf Hardware Longboard Box Adapter allows you to change from a traditional longboard and SUP fins to a FCS thruster set up in seconds, perfect for loosening up your longboard or SUP. The adapter is adjustable for deeper longboard boxes.urf Hardware Longboard Box Adapter Features:Change from a traditional longboard fin to FCS thruster set up in seconds. Price: 17.95 |