Shinn Hydrofoil carbon mast upgrade kit (90cm mast)Shinn Hydrofoil carbon mast upgrade kit (90cm mast) The long awaited carbon masts are Here. Despite a lot of work, Shinn was unable to make them compatible with the fuselage from the Aluminium masts as there were simply too many compromises to performance and strength. With this in mind, here we offer an upgrade package which includes carbon mast (of any size), mast covers, and new carbon mast compatible fuselage. This package is heavily discounted to