FCS II ReactorPerformance Core Tri Surfboard Fins - Medium/CharcoalThe FCS II Reactor PC Medium Tri Fin Set is a perfect fin for beach breaks as it allows for tight turns and speed generation. Features Designed for speed and tight turns, with added tail release. Upright template allows for tighter, more acute directional changes. Smaller centre fin for increased pivot and tail release. Ideal for surfers who like to perform fast, progressive turns. Suitable for hollow waves, particularly good for beach breaks Designed