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Old 12-01-21, 01:07 AM
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Originally Posted by WhyFi View Post
Are you really heavy? What calculator are you using? The ETRTO hookless standard has a max of ~73psi.

As far as hitting a wall at ~40psi, I got nuthin'.
I am using the official giant calculator as posted by someone else below. My weight is 76 kg, tire is 700x25c with 19.4 mm inner rim width.
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