Bontrager's Air Support HP Pro bike tire pump has a smaller volume chamber to inflate higher pressure tires - up to 120 psi and comes with an extendable hidden hose to make it easier to pump up higher pressure tires. The short version is easily stowed in a jersey pocket, both come with a mounting bracket to attach under a water bottle cage.
- Inflate to 120 psi (8.25 bar) with little effort
- Extendable, hidden hose reduces stress at valve when pumping at higher pressures
- Threaded head securely locks onto Presta valves
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