evo.com | FCS Fins > Throw some serious push into your twin setup with the FCS II Power Twin+1 PG Fin Set. Their super high surface area delivers incredible drive and speed, while their lower water penetration makes them easy to maneuver and break free. 3 Fins FCS II Fin System This fin is designed to be used exclusively with the FCS II Fin System, and will not fit in the traditional FCS Dual Plug System. Performance Core Performance Core (PC) material and construction is designed to deliver the feeling of a traditional fiberglass fin with the added performance of reduced weight. The RTM (Resin Transfer Moulding) process produces a lightweight fin with remarkable flex, a smooth feel and an impressive aesthetic. Flat Foil A flat inside face combined with a convex outside face. The traditional flat sided foil offers an even combination of drive, pivot and hold and provides a very consistent, reliable feel over a wide variety of conditions. Fin Specs Base: 5.26" / Depth: 5.35" / Area: 21.44in^2 / Sweep: 32.7deg | FCS II Power Twin+1 PG Fin Set 2024 - X-Large in Black