Components Presta Valve Extender

VA-48 / VA-72
Light weight valve extension by CNC machined for using deep profiled rims.  It’s necessary for most of carbon rims.
With hex broach design in the barrel for fastening the valve of inner tube after inflating tire pressure to prevent from high air pressure leakage during cycling.
Head with ridged section keeps the pump head from slipping.
Suggestions: Pre installing them on your spare tires and tubes before installing on the carbon rim.