The Topeak Roadie Dual-Action X Mini Pump inflates high pressure road tyres fast. Dual-action (DA) doubles volume by inflating on both the push and pull strokes. Integrated dust cap keeps pump head clean and thumb lock lever insures air-tight seal.Topeak Roadie Dual-Action X Mini Pump FeaturesPresta compatible head with integrated dust capAluminium barrelThumb lockInflates up to 120psiDual action pumping headSide mount bracket includedDimensions: 25.8 x 3.2 x 2.8cmWeight: 118g