Windsurfing Fins

30cm Deep Tuttle Poly Fin. Great for shallow water. 

The FANG Free ride fin. Developed with help from the Official Test Centre Weymouth. This fin is the culmination of years of R&D with new materials and new fin designs. We made numerous prototype moulds and moulded them in several materials...

The 3SW freestyle-wave fin. Developed with help from the Official Test Centre Weymouth.  A fin that will give you amazing speed and control, secure and loose carving on the fast flats or choppy waves. The material is K4’s...

Strong, Lightweight fin with a fast flex response.

Description This fin is a freestyle with slightly swept back shape, molded on base. Construction G10 Available Sizes   32cm 12.5"   39cm 15"

Description The Weed fin with swept back shape. Molded on base. Construction G10 Available Sizes 32cm 12.5" 36cm 14" 40cm 15.75" 44cm 17.4"  

T K4 3SW Freestyle-Wave Rear Fin (Single) is designed to take anything you throw at it! Waves, Freestyle, Bump and jump or just blasting fully powered, the 3SW has the power and control to not let you down. Plug one into your wave board for a boost in...

The K4 Asymmetric Incinerator Front Fin 1° (Pair) comes with more power, more drive, more speed, and less drag. These are something special! Made from ‘super stiff’ material, the A.I’s are much like the rest of the Incinerator range – slim, high aspect...

The K4 Asymmetric Incinerator Front Fin 2° (Pair) comes with more power, more drive, more speed, and less drag. These are something special! Made from ‘super stiff’ material, the A.I’s are much like the rest of the Incinerator range – slim, high aspect...

Alger Dagger board 520cm. Suitable for most entry level boards from JP, Tabou, Naish, RRD, Goya, Bic, Hifly and Fanatic Gecko 156 

Colors: Black and Yellow US, Slot (90 and 130) and MT Styles

The K4 Dugong Weed Front Fin (Pair) is a highly raked front fin for sailing through weed. Also a favorite of Thomas Traversa when there isn’t weed! Super Stiff Sizes: available in 12cm only Slot Box Head

The K4 Dugong Weed Rear Fin (Single) is known to be one of the best choices for wave performance in weedy conditions. Super Stiff Sizes: available in 20cm only US Head

The K4 Ezzy Asymmetric Front Fin 2° (Pair) comes with more power, more drive, more speed, and less drag. This fin has a similar template to the Stubby, but with an even wider base. Fully asymmetric foil with a radius-ed front and slightly positive...

The K4 Fang Free-Ride Rear Fin (Single) was made with unique Super Stiff material to create a fast and efficient fin that generates plenty of speed for foiling and upwind performance. When combined with a perfect flex character that adds control on all...

The K4 Flexy Rear Fin (Single) is for performance wave riding. Lots of flex for amazing grip and looseness on the wave. Raked template for control. Test winner. Crank this fin over as hard as you want in the most testing conditions. Will loosen up a...

 Description This fin is a freestyle with slightly swept back shape, molded on base. Construction G10 Available Sizes 29cm 11.5" 32cm 12.5" 35cm 13.5" 39cm 15"

 Description This fin is a freestyle with slightly swept back shape, molded on base. Construction G10 Available Sizes 29cm 11.5" 32cm 12.5" 35cm 13.5" 39cm 15"

Description This Freeslalom fin offers the perfect compliment to todays freeride boards. Their vertical design with just enough rake to improve turning while still offering excellent upwind ability. Powerbox or tuttle base. Construction G10 Available...

This Freeslalom fin offers the perfect compliment to todays freeride boards. Their vertical design with just enough rake to improve turning while still offering excellent upwind ability. Powerbox or tuttle base. Construction G10 Available Sizes 42cm...