Compatible with Schrader, Presta, and Dunlop. The CO2 cartridge is made of 100% steel and is recyclable. Z-Push System Item Article Version CO2 Pump Main color black Cartridge size 16 g Cartridge type threaded The EZ Big Shot is a CO2 inflator designed to inflate a tire (tubeless or tube-type) without pumping. This robust inflator is made of aluminum and is suitable for cyclists who want to inflate their tires in a few seconds. This device is especially valued during races where time is precious. Its small size will not be easily forgotten. However, if you want to take it with you on your bike, the Pulse Z2i bottle cage has been specially developed for this purpose. The EZ Big Shot is equipped with an automatic locking air regulation system and allows you to meter the final tire pressure. The CO2 cartridge, made of 100% steel, is recyclable. It should be disposed of in the appropriate recyclable waste bin. Z-Push system Universal Protective coating Zefal Article number: 730349 EAN code: 3420584051019 Retail packaging: Yes