BikingMyWay High Volume High Pressure (300PSI) Convertible Hand Bike Pump with Gauge - Frame Mounting Kit Included - Portable Bike Suspension Fork Pump - Lightweight Bike Shock Pump - Also Works as High Volume Tire Pump - CNC Machined Schrader and Presta Flip Head - Alloy Made Barrels Dual Function: Works as Bicycle High Pressure Pump for Suspension Fork and Shock (Off Road Mountain Bysicle) and High Volume Pump for Tires. Advanced Built-in Air Pressure Gauge Reads Up to 300PSI. Patented 2-Stage Design Makes Inflating Tires Much Easier by Starting from High Volume ("HI-V") Mode Following by High Pressure ("HI-P") Mode. Swivel Hose fits Schrader valve and Presta valve. Bleed Valve helps releasing pressure when you over inflate without having to disconnect the pump. How to Pump Tires with Presta Valve: (1) Open Presta Valve Cap on Tire (2) Attach Presta adapter to the Presta cap (3) Pump and watch the air pressure gauge. Note: Due to the unique design of internal valve check system, the gauge won't show the air pressure in the tire when you attach the valve to the cap. Only after pumping a few times, will the gauge show the air pressure in the tire. Mini Size Easy to Carry: Lightweight (about 200g), Compact (200mm in length, 30mm in diameter), Frame Mounting Kit Included. Durable and Reliable with High Quality material: Barrel - Anodized Silver, Shaft Piston - Anodized Silver, Handle - Black Plastic, Pump Head - Schrader and Presta w/ Brass Adapter, Bleed Valve - Anodized Red, Gauge Tube - Anodized Silver All BikingMyWay High Volume High Pressure Convertible Bike Pump Comes with LIFE TIME WARRANTEE. This is the Most Hi-Tech Portable Bike Pump You can Find over the Market, Buy It as Great Gifts for your Family and Friends!