Bontrager Air Support HP Pro Pump

- Premium-quality with smaller volume chamber for higher pressure tires
- 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
- Compact design fits snugly inside jersey pocket
- Mounting bracket fits easily under bottle cage