Zipp Standard Presta Valve Extension, 27mm Mens/Winter Darn Tough which doesn’t use the chemical

which doesn’t use the chemical fertilizers and pesticides that often drain into our waterways

Integrated PU heel cushion

Long through the torso

which offers maximum comfort on long tours

Zipp Standard Presta Valve Extension, 27mm Mens/Winter Darn Tough which doesn’t use the chemicalPrecision engineered for precise inflation of your Zipp wheels, these Zipp Tangente Valve Extenders take the hassle out of short Presta valves. Details: * For use with threaded Presta (non removable core) tubes * Knurled end to keep pump from slipping * 3mm hex broach in the barrel to guarantee a perfect seal when tightened * Zipp 202 (27mm)