Replacement O-ring for Battery Pin

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Replacement O-rings for Firenock BR / BL / BU / BX battery pin is here for you in case you lost your battery pin O-rings.  Battery pin O-ring is important as it acts like a shock absorber and an insulator to prevent short of battery while inserting battery into the circuit. Please check whether you have installed battery pin O-ring before inserting battery into the Firenock circuit.


  • 7 O-rings for battery pin