Used only a few times and in excellent condition. Ships same day!! FCS2 RETRO KEEL TWIN SET PG FIN Brand [FCS] A brand with the world's largest market share in fin systems, developing products by incorporating feedback from top pros worldwide. Model [RETRO KEEL TWIN SET PG FIN] A low-aspect keel twin designed for fish shapes. Low drag, fast, and loose. [Overview] - A low-aspect keel template designed for fish shapes with modern outlines and concaves. - The smallest area keel in the FCS lineup. - Designed to balance speed, flow, and response. - Achieves a fast and loose feel while minimizing drag, allowing for a more progressive and radical approach to riding fish. [Board Types] - Designed to fit FCSII fin systems. - Recommended for all board types, including fish, funboards, and twin fin boards. Color - BLACK Size X-LARGE Material [Performance Glass] Performance Glass (PG) fins are machine-cut from layers of solid fiberglass. These fins are rigid and maintain their flex even under extreme force, making them widely used by professional surfers.