AiraceUSA Dark Silver Mini Bike Pump, Reversible Presta, Schrader and Dunlop Air Valve - AI-AP-84 Aluminum barrel with elegant double anodize finish. Pump head attached with extractable hose, which can protect tire valve from damage. Maximum pressure is 100 psi (7 bar). For mountain bikes and road bikes. Dark silver mini bike pump is the perfect size to fit your pocket for easy carry.