Frequently Asked Questions
The colours of the o-rings are important and have changed over time.
The RED and the GREEN o-rings are for Gen 1 power meters ONLY.
The BLUE and the YELLOW are for Gen 2 power meters ONLY.
They are NOT interchangeable. Misuse of the incorrect o-ring can lead to many issues that are NOT covered by warranty!
Last updated Sat, Mar 14 2015 00:01