Hi,
I’ve got the same gauges in my GL, the outer ring (Bezel) is “just” snapped on the pot, you’ll have to use a screwdriver to open it, they’ve just bent it over the pot!
Be very careful ‘cause I’ve broken a couple of them and it’s very hard to find new one’s (and expensive to! 25.78$ a piece!!!)
Serge aka Coxbow
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