Mini Bicycle Pumps Portable Bike Nylon Cycling Bike Pump Fit MTB Bicycle Accessories

Features:Made of nylon material, this bike pump is durable and not easy to be broken, and there it is designed with handle which is convenient for you old and use, making your inflation more convenient and easier.This kind of bike inflator is suit for mountain bike tire, and 80psi air pressure is enough to meet your emergency need.This kind of bicycle inflator is designed with small size and light weight, convenient for you to store and carry when going out, it will not take so much space.This kind of hand inflator is easy to use, and equipped with an air pump pin, convenient for you to inflate to basketball.Easy to use, this kind of bike pump can inflate to pull and push, saving time and strength for you, and there are 2 nozzles designed to choose from, you can use it worry free.Specification:Material: nylon.Color: black.Weight:About 100gSize: 224.52.8cm, total extraction length: 33cm.Air pressure 80 psi.Package included:1x inflator.1x bomb pin.Note: Due to manual measurement, there may be a deviation of 2-3 centimetersInstructions for use:1. Pull up the handleDuring the process of lifting the handle of the portable inflator, the piston in the middle of the body also rises upwards, and the outside air enters the inflator.2. Air enters the pressure chamberAfter the air enters the pump body, due to the lower pressure in the pressure chamber and the open inlet valve, the air is sucked into the pressure chamber.3. Press the handle downAfter pulling the handle to the top and allowing air to fully enter, press the handle down on the portable pump. The inlet valve also closes accordingly. Fill the entire pressure chamber with air.4. Outlet valve openWhen the handle is pressed down, the inlet valve will be closed while the outlet valve will be opened. Due to sudden pressure, the pressure in the pressure chamber increases. Due to the pressure, gas will enter the hose through the open outlet valve.5. Air enters the tire through a hose, causing it to expand.