Schwinn Basic and Air Center Floor Bike Pump, Up to 120 Max PSI, Dual Head Fits Schrader and Presta Valve Types, Easy-to-Carry Portable and Convenient Design, Bicycle Essentials for Easy Road RidingPumping to 100 PSI, Air Center Max incorporates a convenient large top view gauge, comfortable co molded T handle grips, and a 42 inch fabric lined hose Compatible with Shrader and Presta valves, the dual easy indicator pump head turns green to signify readiness and red when not prepared for use Wide steel base ensures stability during pumping, facilitating ease of use and enhancing overall longevity, with a base width measuring 12 inches 44mm