Modern Keel Twin Color:White (PC/Aircore) A scaled down version of

A scaled down version of the popular F4 template

The AMT's honeycomb construction gives this fin a medium flex pattern

Shane Dorian set the standard for high-performance big wave surfing

15 Angle 6

Ryan Hipwood's signature traction

Modern Keel Twin Color:White (PC/Aircore) A scaled down version ofFCS II MODERN KEEL TWIN FINS Upright keel template designed for traditional fish shapes. Overview Upright keel template designed for traditional fish shapes. Lower sweep (rake) than most conventional, wider based keels which allows it to pivot in a really tight radius. High area and depth not only delivers a feeling of control when pushed harder on the open face, but helps to maintain tremendous speed through roundhouse cutbacks. Board Types Designed