BBB CO2 Cartridge Holder Mounting Bracket Black BBC-90BBB CO2 Holder Black BBC-90. When you are wanting to carry aditional CO\u00B2 cartridges on your bike. BBB BBC-90 allows you to carry two aditional CO\u00B2 cartridges on your bike frame. Simply mounts under your water bottle cage to add safe transportation of CO\u00B2 cartridges. Perfect for MTB + ROAD + URBAN bike use.\n\n6061 T6 aluminium bracket with mounts for two CO\u00B2 cartridges.\nCan be mounted under the bottle cage.\nCartridges are stored both safely and within reach.\nWeight: 11g.Warranty Information\nAll BBB products come with a 24 month guarantee against manufacturing defects.\nProduct Code: 2905099001\n\nWindwave are the exclusive UK distributor for many leading cycling brands, including Transition, Colnago, CeramicSpeed, FSA, DVO and Hutchinson. We are based on the south coast of England and have been trading for over 35 years.\n\nWe despatch orders the same working day if ordered by midday. Otherwise, orders will.