10x weaker than a paper clip. Nearly like skinny copper wire. Most wheels I see are drilled for Schrader and feature an insert for presta valves, so the wheel energy argument doesn’t hold up, and I’ve by no means had an issue that has a Schrader valve which can be https://cheapbookmarking.com/story19648097/the-basic-principles-of-prestashop-live-chat-support