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, And so the wheel energy argument doesn’t hold up, And that i’ve never experienced a challenge by using a Schrader valve which might be https://baidubookmark.com/story19590886/the-fact-about-prestashop-live-chat-support-that-no-one-is-suggesting