FCS MR TWIN + 1 TWIN FIN SET - BLACK/WHITE SWIRL (OLD FCS)FCS MARK RICHARDS NEW COLOUR BLACK WHITE FCS1 Built in a brand new construction and featuring an eye catching black and white swirl design, the FCS II MR Twin +1 is a modern take on a legendary fin template by Mark Richards. Renowned for its exceptional speed and drive, the MR Twin template is designed to deliver lightning fast acceleration and fluid rail to rail transitions. The addition of the small centre stabiliser fin enhances control and hold,