The ZEFAL CO2 HOLDER universal canister holder allows you take 2 16g threaded canisters or 1 CO2 EZ CONTROL type air pump.
Its rubber support provides good grip and adapts to all frame or seatpost diameters and, more importantly...doesn't scratch your bike!
+ Holder: Universal for frame or seatpost;
+ Material: Rubber;
+ Weight (manufacturer): 15 g.
Accessory Type : Mounts