FCS II Christenson PG Quad Rear Fin SetThe FCS II Christenson PG Quad Rear Fin Set have been spec'd to work across his performance and hybrid models. The point of difference is that it's made from our Performance Glass material (PG solid fibreglass layers) and features a custom foil that's engineered to deliver a medium firm flex pattern. The set is based on the Paired with the Performer quad trailer fins which will deliver a very solid and dependable feel that surfers can push hard