4x POLAR O-rings For FT80, FT60, FT40, FA20, FT1, FT2, RCX3 watches

It couldn’t be easier to change the battery in your FA20 / FT40 / FT60 / FT80, FT1, FT2 and RCX3. The sealing ring is not required for the FT1, FT2, RCX3. RCX3 watches. I aim to resolve issues.

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