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SURF
Rasta keel K1 Fiberglass
K1 Honeycomb
The K1 Keel fin is Future’s classic Keel Fin design. The Honeycomb material with the iconic wood inlay give the K1 a medium flex pattern and the big, old-school template generates rail-to-rail speed down the line and provides hold through direction changes. The K1 Keel is the iconic match up with your retro-fish.
dimensions
side fins:
Height: 5.07"
Base: 6.65"
area: 25.53"
K1 Honeycomb
construction
honeycomb
A lightweight hexagonal core gives these fins the feel of glass-ons. Engineered with a medium flex pattern, stiffer than Blackstix but more flexible than Fiberglass.
RIDE NUMBER
4/10

Ride Number is all about how your equipment feels while you're surfing. Now you can choose a Speed Generating Feel that is springy and responsive by picking a fin in the 10-7 range, or a solid, engaged, and predictable feel from the Speed Control category rated 4-1. For a Balanced feel try a Ride Number of 7-4.

Learn more: RIDE NUMBER

foil
FLAT Foil
Flat foiled fins break free sooner, and are better at controlling speed. Often surfers prefer them in fast powerful surf where they do not need to create additional speed. If you have muscle memory from riding glass-ons, flat foiled fins will feel the closest.