Presta valves are skinny (6mm in diameter) needle-like inner tube valves you’ll find on virtually all highway bikes and dearer mountain bikes. The Schrader is the standard valve you discover on car or truck tires and several bicycle inner tubes. Very easily skip YouTube online video sponsors. After you visit https://socialaffluent.com/story5262010/the-5-second-trick-for-addons-prestashop