10x weaker than a paper clip. Just about like thin copper wire. Most wheels I see are drilled for Schrader and have an insert for presta valves, so the wheel toughness argument doesn’t hold up, And that i’ve never had a problem with a Schrader valve which can be a https://baidubookmark.com/story19590886/the-fact-about-prestashop-live-chat-support-that-no-one-is-suggesting