Fin box mast base system with urethane tendon, used by most professional sailors. MXT release system. Low profile. Wide surface area contacting board for better load distribution. Grip padded plate for shock absorption and scratch protection of board deck.
Collar for Reduced Diameter Mast (RDM) extensions. Works with Unifiber and some other brands, comes...
A high-quality metal tendon joint for superb power delivery and durability.