Zipp Black Valve Extension for Threaded Presta Valve
Extend the length of your threaded Presta Valve. Zipp’s custom-designed Valve Extensions feature a 3mm hex broach in the barrel to guarantee a perfect seal when tightened and a raised machined head with a slight bevel to ease installation of the pump head.
48mm for use with 404
72mm for use with 808
98mm for use with 1080
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