K4 Fins Bubble Fin Box Type:US single colour seam tape ensures

single colour seam tape ensures maximum tear strength and crash resistance

The quad C beam mast core delivers ‘dynamic reactive flex’ that equates to better strength

but also by it’s sheer difference in weight

The pinnacle of board innovation that seamlessly combines the best features from various disciplines into one dynamic package

Alloy System hardware sets

K4 Fins Bubble Fin Box Type:US single colour seam tape ensuresOur Freestyle fin developed with Andy Bubble Chambers. We originally had two different prototypes; one worked great on flat water but would let go in the chop, the other was rock solid in the chop but too grippy on flat water. The BUBBLE freestyle fin has the perfect blend of grip to be secure in the chop and into carving manoeuvres, whilst still allowing plenty of release for double spins. A fin you can take anywhere which wont let you down. Grip in