just had a look at the caps in google images and they look like they just push on. have you tried prying them off rather than unscrewing them?
Thanks for looking but installed the caps myself, there might be another model but these are definitely screw on, no points to pull
Alas the search continues
@Nerv started
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just had a look at the caps in google images and they look like they just push on. have you tried prying them off rather than unscrewing them?