Specialized CO2 Cannister 25g

25g replacement cartridges for the CprO2 and the CombO2 pumps (sold individually)

  • Threaded screw-type for reliability and safety
  • 25g has enough pressure to fill a 29 x 2.3" mountain bike tyre (40psi max)
  • Compatible with screw-type refillers and Specialized CPRO2


With over 17 years experience offering quality bikes and service, you can rest assured we have deeply considered the quality of the products we sell and have the technical skills to assist if any possible problems arise.

Along with being the ‘local’ bike store to many riders in Auckland, we also have an extensive customer base of riders nationwide. Believe it or not we even have riders from overseas come to us for our quality products and expertise!

Lastly, we are riders ourselves. We are in this business because we are genuinely passionate about riding all types of bikes and are here to share our knowledge to help enhance your riding experience.