Description The Topeak Roadie TT is a road pump which is designed to reach high pressure faster – making your puncture repair that much less painful! Road hand pump which fits in a jersey pocket Suits Presta valves only Super efficient- easy to reach high pressures The Roadie TT Twin Turbo transfers larger air volume from a bigger diameter outer chamber into a smaller diameter inner chamber to deliver more air at higher pressures to fill tyres 50% faster and easier. Integrated dust cap keeps pump head clean and thumb lock lever ensures an air-tight seal. Topeak Roadie Specs Supplied with a side mount for underneath a bidon cage 160 PSI capacity, 41.4cc volume per stroke Aluminium barrel Dimensions: 19.5 x 3.3 x 2.35 cm Weight: 100 g