Presta valves are skinny (6mm in diameter) needle-like internal tube valves you’ll discover on just about all road bikes and dearer mountain bikes. The Schrader is the standard valve you discover on automobile tires and lots of bicycle interior tubes. The mountain bike rim is thicker and much better, but https://enrollbookmarks.com/story19680009/the-2-minute-rule-for-live-chat-support-prestashop