【FCS II】 MODEL: CHRISTENSON TWIN FIN SET Performance Glass TWIN FIN SET for FCS II *Please note that this set can only be installed on dedicated boards. The Christenson twin fin set provides smooth and fast down-the-line speed. Overview Sufficient curves on the leading and trailing edges allow for smooth transitions from rail to rail. The thick, flat foil provides grip even on large turns and open-face waves. Perfectly complements twin fins, from high-performance twins to traditional shapes. Provides smooth and fast down-the-line speed. Board Types Designed to fit the FCS II fin system. Recommended for all board types, including fish, funboards, and twin fin boards. Performance Glass Performance Glass (PG) fins are machine-cut from solid layers of fiberglass. They are resistant to deformation and offer excellent flexibility, providing superior stability even in harsh conditions and situations where significant force is applied, making them widely favored by professional-level surfers. *There are scratches and minor imperfections. Please refer to the images for details and purchase only if you understand that this is a used item. *No case included. *We have taken great care with the images, but please understand that the colors of the product may not be accurately represented on your browser.