Never be without a CO2 cartridge again. A convenient way to carry up to four CO2 cartridges on your bike. Simple to install - just place beneath your water bottle cage, using the longer screws provided. Then thread up to four Genuine Innovations 12, 16 or 25 gram cartridges into the Cartridge mount. Will also take Big Air! cartridges, as well.

12, 16, 25 gram threaded cartridges and Big Air!