The AM2 Techflex, designed by Al Merrick of Channel Island Surfboards, is a large size Speed Control fin with a Ride Number of 4.0. The template features a wider base and refined tip, for the perfect mix of drive and release. The Techflex construction and flat foil give this fin a stable feel, making it ideal for controlling speed in more powerful waves. RIDE NUMBER 4.0 Side Fins Center Fin Area 15.98 15.32 Height 4.73 4.49 Base 4.64 4.63 Foil FLAT SYMM
