p>The Air Support HV Pro easily packs into a jersey pocket, bag or pack and provides easy, accessible inflation for larger volume tyres. An extendable air hose helps eliminate stress at the valve stem and a larger chamber allows for quick inflation up to 60 PSI. This refined mini-pump features a polished silver finish and comes with an on-bike mount./p>\np>High volume air chamber for larger-volume tyres/p>\np>Inflate to 60 psi (4.15 bar) with little effort/p>\np>An extendable, hidden hose reduces stress on the valve/p>\np>The mounting bracket fits easily under the bottle cage/p>\np>Designed to work with Presta valves/p>