Futures Fins QD2 4.0 Blackstix Rear Quad Fins Mens 5/4 Wetsuits The AM3 was designed by

The AM3 was designed by legendary shaper Al Merrick for lightweight surfers to perform in all conditions

a wider base to give drive during bottoms turns

smooth rail-to-rail transitions and a consistent feel in a variety of conditions

We’ve put these things to the test

Julian Wilson's signature fin designed for quick tail release

Futures Fins QD2 4.0 Blackstix Rear Quad Fins Mens 5/4 Wetsuits The AM3 was designed byLooking 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"