Duotone Power XT 2.0 SLS Carbon Windsurfing Extension 2025
Duotone Uni.XT Extension 2025
The most technically advanced and lightweight standard extension in the world, with extra attention given to rope alignment pulleys that simplify downhauling, and offer loads of leverage.
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This product has multiple variants. The options may be chosen on the product page
Goya Carbon Pro RDM & SDM Windsurfing Extension
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Duotone Power XT 2.0 Windsurf Mast Extension 2025
This is it! A loop-n-go downhaul. No tools. No sitting down. No muscling. Best of all, tuning on the water. Our best selling extension, and for good reason.
Ships free for orders in the mainland U.S.
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This product has multiple variants. The options may be chosen on the product page
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
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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.
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Chinook Windsurfing Carbon Extension SDM
Light, strong, and extensively tested in the Gorge. Chinook's Carbon Base Extension fits Standard Diameter Masts (SDM), and features large brass pulleys for improved leverage.
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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.
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