DetailsValve Extender:~ ZIPP Valve Extender Silca 34mm Qty 3 (When used with Zipp tube, compatible with 32mm-49mm rim depth and Zipp 303. Includes one installation tool.)
- • Works with most butyl inner tubes with a removable core.
- • High-quality elastomer seals prevent unintended air loss.
- • Material: Aluminium 6066 T6.