GT windsurfing masts are built specifically for Isthmus Sailboards. They are built to the highest standard in the best factories in Europe. We offer a wide range of options which fit almost any sail available today and at very competitive pricing. Not sure which one would be correct for your sail? Please reach out to the staff and we'll advise which options make the most sense for your particular situation.

GT Mast

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  1. GT C60 SDM CC 64/76
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    Performance SDM 60% carbon mast with 64/76 bend. High quality construction and value ideal for bump-n-jump / freeride sails. Learn More

    Starting at $349.00

  2. GT C80 SDM CC 64/76
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    Performance SDM 80% carbon mast with 64/76 bend is light and responsive with high quality construction to optimize sail performance. Learn More
    MSRP: $429.00
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    Starting at $384.95

  3. GT C60 RDM CC 64/76
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    This 60% RDM mast has a 64/76 mast bend that's ideal for the widest range of sail brand compatibility and dependable mast performance. Learn More
    MSRP: $289.00
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    Starting at $279.95

  4. GT C90 RDM CC 64/76
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    This 90% RDM mast has a 64/76 mast bend that's ideal for optimal sail performance and the widest range of sail brand compatibility. Learn More
    MSRP: $399.00
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    Starting at $379.95

  5. GT C80 SDM CC 62/77
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    Performance SDM 80% carbon mast with 62/77 bend is light and responsive with high quality construction to optimize sail performance. Learn More
    MSRP: $429.00
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    Starting at $384.65

  6. GT C75 RDM 64/74
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    Only 460 Size Left - Now 50% off. Ideal for sails requiring hard top mast. Severne, 2016 and earlier Gaastra, and 2014 and earlier Maui Sails. Performance 75% carbon RDM HT mast. High quality Italian construction and value. Learn More
    MSRP: $489.00
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    Starting at $244.50

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