Starboard 2-n-1 R+SDM Extension
DETAILS With the adapter collar, you get an SDM extension. Remove the adapter collar and you have an RDM
Chinook Windsurfing Skinny Carbon Mast Extension
Dramatic weight savings for RDM mast users. Featuring the Power Haul 6:1 pulley and cleat assembly, and an easy to adjust adjustment collar. Available in US Base and Euro Pin constructions.
Chinook Skinny Aluminum Windsurfing Mast Extension
Our most proven windsurfing extension. Extensively used in Big Winds' schools and rental fleets. Bombproof, single-piece aluminum construction, Power Haul 6:1 pulley and cleat assembly, and an easy to adjust six pin adjustment collar.
Chinook Windsurfing Aluminum Mast Extension SDM
A mainstay of the Big Winds rental and school fleets, with outstanding durability. Also utilizes an easy-to-use Power Haul cleat and pulley system with 6:1 purchase, and a unique collar pin that adjusts with one hand.