DescriptionProfessional bike pump: The maximum pressure is 120PSI, which can significantly shorten the time to inflate the bike. Bike pumps for all bikes. Simply pull on the air bar to quickly fill bikes, footballs, or basketballs so users can fill air quickly. It can simply be put in a backpack or mounted on a frame.Features- Color: Black.- Material: Ferroalloy. - Size: 33.00X13.00X4.50cm/12.97X5.11X1.77inch. - Accurate fast inflation. Compare with the traditional pump, the pumping efficiency is more than 2 times. - With presta and schrader valves, just change the pump nozzle for valves conversion.- The pump is portable and can be easily attached to the bike frame to hold it in place.- Fix it on your bike when you travel, or put it in your backpack. - Make the air supply path of the pump shorter and smoother, and save labour made of high-quality cylinders and precision parts.