Bontrager 30mm Valve Extension
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Easily mount Presta tubes to deep-section rims.
Fancy extenders for fancy wheels
A must-for deep-section rims. These high-quality extenders install between your tubular tyre, inner tube or TLR's valve stem and removable Presta valve core.
Extenders add length to short valves so you'll never find yourself stuck with a flat and a replacement tube you can't inflate
- Unique closing valve prevents leakdown
- Must be used with removable valve core tyres or tubes
- Adapts standard Presta valve for deep section wheel
- Can be used on on tubular tyres, tubeless valves or tubes
- Must be used with removable valve cores.