They are located in CP. The install price I got is from their site: Google Workspace Updates: New community features for Google Chat and an update on Currents All you need is essentially call them up for a quote.
FYI, I don’t know any of the people at procycle and I am not affiliated with them what so ever, I am merely sharing what they advertise on their site.
Many factors contribute to abnormal tire wear and bad oil is certainly one of them; that is unless you already know your tire pressure and suspension are (some what) properly adjusted. My take is tire pressure and suspension setting will have a more profound effect on tire wear than fork oil alone, but that doesn’t mean you should not change your fork oil.