Jsdoin Bike Pump, High Performance Bicycle Floor Pump with Dual Presta and Schrader Valves, Bike Pumps with Pressure Gauge for Road Foot Bike, MTB, and Sports BallsPrecision engineeredPrecision engineered for fast, accurate and reliable inflation before racing or training MaterialHigh quality alloy steel material for wear resistance and smooth surface Ergonomic designErgonomic design with comfortable handle for easy operation and fast inflation pressure of 160 psi Powerful and multifunctionalWith adapters and accessories for mountain (4 metal needles, 2 conical nozzles), BMX and wide children's tires as well as