The Topeak presta valve extender is for rims up to 90mm deep. 


  • Precision-machined aircraft aluminum is strong and lightweight
  • Adds length so you access the valve for inflation when running deep-section wheels
  • Rod inside valve extender engages valve's lock nut so you can close valve to prevent leakage
  • Doesn't require removal of valve core
  • Fits rims up to 90mm deep

Topeak Presta Valve Extender 90mm

    Bax Carbon, Carbon Fibre Wheelsets from the UK.