High-Volume Dual-Action Mini Pump with Large Analog Gauge Designed for mountain biking enthusiasts, this dual-action mini pump features Presta, Schrader, and Dunlop valve compatibility, supporting up to 60 psi. The larger barrel design increases air volume for quicker inflation. An easy-to-read 1-1/8'' diameter analog gauge ensures precise pressure every time. The innovative Dual-Action technology delivers air during both the push and pull strokes, inflating tires twice as fast. The integrated dust cap keeps the pump head clean, while the thumb lock lever guarantees an airtight seal. Recognized as the 2020 Bicycling Magazine Editor’s Choice for best high-volume mini pump, it’s a reliable choice for cyclists needing fast, efficient inflation. The side mount bracket adds convenience for storage and transport.