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Severne HD SDM Extension

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    SEVERNE HD 24cm & 36 cm SDM windsurf extension

    HD stands for Heavy Duty.

    Race Extension HD


    Solid Aluminium tubes combined with triple pulleys for friction free high tension downhauling.

    Severne offers 3 sizes of the HD extension to compliment the race and freeride range.

    • Stainless steel Automatic collar
    • Stainless steel button and Mechanism
    • DCM setting
    • Internal metal chassis
    • Unique severne geometry pulley alignment

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