Surfboard Fins by Futures Fins The Craig “Ando” Anderson Signature Blackstix is a large thruster in the Neutral template category designed to cater to Ando's effortless surfing style. As seen on display when boosting his iconic airs. Futures Blackstix 4.0 fins feature a V2 inside foil that generates and maintains speed throughout turns. The precision carbon and fiberglass matrix construction paired with specialized epoxy resin provides a very lightweight fin with incredible response, making your board feel livelier. • Template Category is Neutral, providing all around and versatile performance • Construction uses Blackstix 4.0 • Ride Number is 8.7, indicating speed generating capabilities • Size is Large, suitable for surfers 75kg plus • Side fins have an area of 15.50, height of 4.56, base of 4.54, and V2 foil • Centre fin has an area of 15.50, height of 4.56, base of 4.54, symmetric foil, and an angle of 6.5