Futures Fins QD2 4.0 Blackstix Rear Quad Fins Mens 5/4 Wetsuits a wider base to give

a wider base to give drive during bottoms turns

This balanced fin hosts a medium base that carries through to a medium tip and is John John’s weapon of choice in all conditions

We’ve put these things to the test

Want to get the most out of that board

The F4 is a small size template that works best for groms or lightweight surfers

Futures Fins QD2 4.0 Blackstix Rear Quad Fins Mens 5/4 Wetsuits a wider base to giveLooking 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 a symmetrical foil, these rears cater to fluid rail to rail surfing and speed, and will favor boards that have the rear boxes set off the rail, closer to the stringer. Size: Medium (145lbs 195lbs) (65kg 88kg) Rear Fins: Height: 4. 05" Base: 3. 87" Area: 11. 67"