Just the one spring.
Cheers
Simon
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Just the one spring.
Cheers
Simon
Correct me if I am wrong but if there is only one spring then there is only one lip. The other two are wipers. Well that's what I have been told anyway.
FRC 3511 is supposedly the correct one.
But I am happy to know if the 8221 work as well or better than the 3511