The F4 Blackstix fin set is a small, speed generating fin with a ride number of 9.6. The springy flex pattern of the Blackstix construction in combination with the V2 profile gives this fin an extremely lively feel. It is the ideal choice for generating speed in smaller waves.
SPECIFICATIONS Side Fins Center Fin Area 14.22 14.22 Height 3.37 3.37 Base 4.22 4.22 Foil V2 SYMM
