Schwinn Bicycle Floor Pump (16-Inch) Keep an instant fix on-hand for your low bike or trailer tires with the Schwinn Bicycle Floor Pump. The dual, easy indicator pump head fits both Shrader and Presta valves. A wide metal base adds stability for easy pumping and adds long-lasting durability. The 38 millimeter diameter high-volume steel barrel is 16 inches high for easy use and performance. Pump bike tires of all sizes up to 120 PSI. Co-molded T-handle grips make inflation comfortable.