This FCS-2 MR Twin +1 fin set is the perfect addition to any surfboard. The set includes two fiberglass fins and a trailer fin for extra control, allowing you to make fast and precise turns with ease. The FCS-2 MR Twin +1 fins are designed to deliver a lively and responsive feeling with exceptional speed and control in a variety of wave conditions. With this fin set, you'll be able to perform tight turns and powerful maneuvers with maximum control. The FCS-2 MR Twin +1 is the perfect fin set for any surfer looking for a versatile set of fins.