Bike Pumps Trek

Bontrager Air Support HV Pro Mini Pump The Bontrager Air Support HV Pro Mini is a Presta valve specific bike pump that is designed for use on larger volume tyres, inflating easily to 60psi and it's small enough to store it in a jersey pocket. A bracket is included so you can also mount it to your bike and keep your pockets free. There's a hidden hose that can be extended during use to prevent damage to the inner tube valve.