Birzman Valve Extender I With Valve Core 40mm - 2Pcs bikepacking Perfectly fitting with class-leading comfort

Perfectly fitting with class-leading comfort and unmatched power transfer

Another feature that has been added is the dual light mode capabilities

All around racing or training

The most lightweight

6" - C50: 52 mm / 2''

Birzman Valve Extender I With Valve Core 40mm - 2Pcs bikepacking Perfectly fitting with class-leading comfortThe Valve Extender I is designed for Presta valves with non removable valve cores. The Birzman valve extension helps to increase the actual valve insert for high profile rims. They are suitable only for Presta valves. Instructions of Use: Unscrew and open Presta valve Attach Valve Extender Top Features Material : CNC machined Aluminum Length : 40 mm Color : Black Weight : 3. 5g (each)