To inflate a Presta valve, you simply unscrew the valve stem anti-clockwise after which you can connect a pump. The moment the desired air pressure has become reached, eliminate the pump and screw the valve stem clockwise to make sure it is actually airtight. Then, visit our Knowband retail outlet https://bookmarkstown.com/story19961091/the-single-best-strategy-to-use-for-prestashop-addon