The engineers at Zipp wouldn't dream of leaving you stuck without a way to extend your tubes to be used with your deep dish carbon rims, and it's for this exact purpose that they created the Tangente Valve Extender. Available in sizes to fit newer generations of Zipp's 303, 404, 808, and 1080 rims, the lightweight aluminum extenders feature an integrated air seal.
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Zipp Tangente Valve Extender
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