FCS II Christenson Performance Glass 5-Fin Surfboard Fins - Large/BlackThe Christenson tri quad has been spec'd to work across his performance and hybrid models. The point of difference with this set 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 utilises the Accelerator thruster set paired with the Performer quad trailer fins. The Accelerator template is known as a versatile, all round fin that