Zipp Tangente Valve Extender Size 48mm

Works with Zipp butyl inner tubes with a removable core as well as other leading tubular tires and inner tubes that have removable cores. For use with Removable Valve Core Presta tubes Knurled end to keep pump from slipping 3mm hex broach in the barrel to guarantee a perfect seal when tightened Integrated Air Seal Size 48mm