Features: Rapid Inflatparticlemail: Utilizes stress CO₂ air to inflate mountain and road cycle rubber in just moment, offering 10 times the efficiency of traditional compressors, excellent for crisis tire repairs outside. Extreme Portablemail: The entire set, including the CO₂ cartridge and inflator head, weighs only 80 120g and is as compact as hand of your hand, easily suitable into cycling backpacks otherwise waterbottle mounts lacking extra space otherwise weight. Wide Agreement: Hard wearing both and gate couplers, it backs various tire varieties like mountain cycle tubeless and road cycle cylindrical rubber, eliminating the need for additional couplings. More distinct Stablemail: Produced from food grade aluminum alloy, the cartridge is pressure immune and burst proof; the inflator head features a constructed in pressure relief gate to precisely regulate air output, ensuring safe even novices. Essential for Cyclistsecond: A single fee sufficiently inflates single tire (100 120PSI for road velocipedes, 30 50PSI for mountain bikes), and with a spare cartridge, it exists ideal for long excursions, competitions, and trail adventures, fixing outdoor inflation difficulties. Specifications: Substancemail: Aluminum alloy Colorebog: Red\Black Weigheight: 500g Sizemail: 11x5x2cm Package Includes: Portable air pumping equipment 1 set note: Please allow 0-1cm error due to manual measurement. Make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!