Super Fast Inflation:Secure thread-on valve connection, enables a tight seal with no air leaks. Extra longs barrels and oversized piston deliver awesome pumping power for high volume & high pressure, up to 100 PSIPortable and Compact-- The Portable Mini Bicycle Pump only 80g,You can easy put it in your travel bag or pocket.we also provide you with a frame,you can install on your bicycle, so that the Hand Bike Pumps can be carried with the bike.More Application Areas-- The air pump can not only easily seal on all tires of mountain bikes, MTBs, bicycles, BMX, childrens bicycles,pushchair.In addition, this bike air pump can inflate basketball, soccer ball, balloons, swim rings.Reliable and Durable:This mini bicycle tire pump made of high-grade aluminum alloy with durable and precise parts.Multiple leak-proof rubber rings, ergonomic design, save your pumping effort.