Product Description Material: aluminum alloy Size: 51713 cm, trachea length 40 cm Tire pressure: 140 PSI Color: black, silver, red Quantity: 1 piece Package content: 1*pump (with barometer) 1.High Quality Durable & CompactMade from superior quality aluminium alloy with durable and precise parts, which are built to last.Durable design and easy to carry.With high pressure capacity - 140 PSI , Mini Bike Pump can be used to inflate bike tires during emergency repairs. 2.Easily Pump Air Without LeakingEasy and free to switch valves which makes a good bike pump for both road or mountain bikes connections and enables a tight seal with no air leaks. 3.LightweightThe Small Body makes it small enough to fit in any of your pockets or backpacks + The Light Weight makes this Portable Bike pump is almost weightless and extremely compact that can be attached to the bike frame under the water bottle cage with the mounting bracket. It will be a great assistant on your journey. 4.Easy To UseSpecial design makes the pumping action more smooth and effortless,The surface is designed with non-slip stripes, it wont leave from you hand when pumping.Quick pumping power and accurate inflation,reach riding pressure. With a pressure gauge, the air pressure data is displayed in real time when pumping, so you dont have to worry about insufficient pumping or excessive pumping. 5.A High Degree of StabilityThe pump has a large pedal with an anti-slip coating and a foldable stand to enable easy inflation.