Pukas Twin+1Futures Pukas Twin+1 Set The Pukas Twin + 1 is designed by legendary craftsman and shaper Axel Lorentz. Built in solid fiberglass construction with a flexible tip area, it provides the perfect balance of control and speed for your modern performance twin fin. The set can be ridden as a traditional 2 pc twin, or add the small trailer fin for added stability. Side Fins Center Fin Area 19. 88 6. 17 Height 5. 18 2. 89 Base 5. 22 3. 09 Angle 5. 5 Foil FLAT