The Best Divers DIN O-Rings are coloured replacement O-Rings for your dive cylinder valve or DIN 1st stage.
Sold in packs of 10
Material: NBR 70, Nitrile
Red or Black - Apeks and Scubapro Regulators
Blue - Mares Regulators
Yellow - Cressi and Poseidon Regulators
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- Colour: Red