JSDOIN bicycle pump is made of aluminum alloy 1. Please observe the tire pressure when inflated, it is recommended not to charge more than 250psi 2. Immediately after inserting the inflatable port, lock the wrench and inflate it 3. Make sure that the leak has been used before grinding tires grinding grinding Specification Material: ABS + Aluminum alloy Size: 170cm (L) x 2.8cm ( W)x 2.1cm (H ) Weight: 120g Capacity: 8 bar/100 psi Package Includes: 1x Bike Pump 1x Frame Mount Bracket with 2 Screws 1x Ball Needle 1x Air Inflation Needle.
