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Hydra Fin Shaft, 9/32" US Cut


    Hydro Shafts, 17-4 Stainless Steel Shafts - square (US cut)

    MADE IN THE USA!!!  At HammerHead Spearguns we are proud to say our spear shafts are made from the finest quality American sourced Stainless Steel and heat-treated to perfection right right here in the USA. 

    Manufactured from 17-4 PH Stainless Steel and heat-treated for perfection HammerHead Evolution shafts are Ultra-straight, ultra-hard shafts and have heavy duty welded fins and Hawaiian style floppers or threaded ends.

    Designed to fit into American style mechanisms such as Alexander, Neptonic, Riffe, and Wong. American Square-Cut  shafts are available in a variety of diameters including 9/32" (7.1 mm), 19/64" (7.45 mm), and 5/16" (7.93mm) diameters shafts having 2, 3, or any multiple of fin tabs and/or loading fin tabs.

    As HammerHead Spearguns manufactures all of our shafts in-house right here in the USA customizations such as multiple fins, loading tabs, double floppers,  welded floppers, 6 mm threads, 5/16" threads, high luster polishing, etc. are no problem.

     Note: "All Custom Work on Shafts may take up to 2 weeks"


    Improper use of spearguns can be dagerous.
    Failure to follow the instructions could result in serious injury or death.
    The safe operation of a speargun is the users responsibility.

    NEVER point the speargun at a person or in the vicinity of a person

    NEVER load a speargun out of the water, or keep a speargun loaded out of the water.

    NEVER hand a loaded speargun to another person.

    ALWAYS prcatice safety while using or handling a speargun.

    ALWAYS place a tip protector on a speargun when not in use.

    ALWAYS use original HammerHead shafts, bands, and replacement parts designed for your speargun model.

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