Chippa Wilson Bones Thruster Fins (Twin Tab) Chippa has been on a tear lately...from packing Indo barrels to ruling wave pools. His latest fin is a great all around template that allows for quick transitions and release off the top “Blood and bones / Sticks and stones...” - Chippa Wilson DETAILS: Recommended for Surfers up to 160 lbs. (72.57 kgs) Construction: Honeycomb Flex: Medium Compatibility:FCS, FCSII Boxes (Twin Tab) Fin Specification Side Fins Center Fin Area 13.8 13.8 Height 4.38 4.38 Base 4.38 4.38 Foil Flat 50/50