The QD2 4.15 Blackstix Finset is a large format quad rear set with a ride number of 8.1. Want to turn your favorite thruster set into a quad? This pair of Quad Rears can be combined with all Futures front fins to suit your riding preferences, board design and waves. With an 80/20 profile, these rear fins deliver a blend of response and control. You will prefer boards where the rear boxes are placed closer to the rail and away from the centerline.
SPECIFICATIONS Rear Fin Area 12.60 Height 4.15 Base 4.16 Foil 80/20
