The CO2 inflation nozzle can control the gas output and stop the inflation during the inflation process. High quality, sturdy and durable, processed aluminum alloy material, small size, compact structure, easy to use. One-button operation for quick inflation, convenient and fast. Note|: It is only the gas nozzle, not including the gas cylinder. Weight: about 300g Color: Silver Material: aluminum alloy Quantity: 1pcs Packing list: 1*bike quick inflation nozzle Only the above package contents are included, no other products are included. Note: The reflection of light and different monitors may cause the color of the item to be slightly different from the actual item. Measurements allow +/- 1-3cm.