These fins will give you powerful, drawn-out turns. They excel on open face waves. Includes two Quad Rear fins. Elongated fin for performing long arc turns. The high degree of sweep angle provides exceptional control off the bottom and when carving on the open face.Designed for power surfers who like to push hard against their fins and draw out their turns. Ideal for Open face, down-the-line waves, particularly good in point and reef breaks. Recommended for boards with deep concaves and moderate-to-extreme rocker.