in retrospect i am wrong, they would be side crushed but the size difference would be so huge you would need to be the hulk to squeeze down a 25mm ring on a 30mm tube. 25mm ring on a 1" tube is possible with enough force
in retrospect i am wrong, they would be side crushed but the size difference would be so huge you would need to be the hulk to squeeze down a 25mm ring on a 30mm tube. 25mm ring on a 1" tube is possible with enough force
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