![O'ring NBR BS016 (15.60mm x 1.78mm)](https://www.diveavenue.com/4318-home_default/oring-nbr-bs016-1560mm-x-178mm.jpg)
O'ring NBR BS016 (15.60mm x 1.78mm)
In stock
R19 size nitrile O-rings are used for scuba tank necks and scuba tanks valves.
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