10x weaker than a paper clip. Almost like skinny copper wire. Most wheels I see are drilled for Schrader and come with an insert for presta valves, Hence the wheel strength argument doesn’t hold up, and I’ve never ever experienced a difficulty with a Schrader valve that happen to be https://bookmarkspecial.com/story19899211/the-basic-principles-of-prestashop-live-chat-support