For radical, progressive surfing. The smaller centre fin offers quick release through turns. DESIGN FIN MATERIAL PERFORMANCE CORE FIN SIZE MEDIUM (65 - 80Kg / 145 - 175 Lbs) FIN SPECS  SIDE:Base: 4.55" / 116mmDepth: 4.52" / 115mmArea: 14.89"² / 9608mm²Sweep: 36.6ºFoil: FlatCENTRE:Base: 4.​37" / 11​1mmDepth: 4.​37" / 11​1mmArea: 13.71"² / ​8846mm²Sweep: 3​5.​5ºFoil: Flat PERFORMANCE OVERVIEW Designed for radical, progressive surfing. The raked side fins produce exceptional speed and drive, while the smaller centre fin offers quick release through turns. IDEAL CONDITIONS Hollow steep waves, punchy beach breaks. BOARD TYPES Performance boards with deep concaves and moderate-to-extreme rocker.