Futures Fins QD2 4.15 Blackstix Quad Rears co Flex Energy

Flex Energy

Diagonal Ski Carry

The POPCUSH sockliners provide cushioning and impact protection

It comes with a five-fin setup to get the best of both worlds

000 psi (207 bar) of compressed air

Futures Fins QD2 4.15 Blackstix Quad Rears co Flex EnergyThe QD2 4. 15 Blackstix is a large size quad rear with a Ride Number of 8. 1. Looking to turn your favorite Thruster set into a Quad? This pair of Quad Rears can be combined with any Futures front fins to suit your riding preference, board design and waves. With an 80 20 foil, these rears are a mix of response and control. They will favor boards that have the rear boxes set closer to the rail, away from the stringer.