Simon Anderson's signature template. Delivers an even blend of drive and pivot with exceptional hold. Ideal for performance thruster surfboards. :: Unisex > Surf Accessories. Optimum rider weight range: 165lbs - 198lbsPerformance Core construction: Stiff. lightweight fin with a highly responsive\n tip flexDepth: 4.60''Base: 4.41''Hold: Very high hold ratingFoil: Inside foil technologySweep: 35 degreeArea: 15.12''Drive: Mid drive ratingPivot Mid arc rating Size: one size.