Sonar DIN O-Rings for Mares First Stages (10 Pack)

The Sonar DIN O-Rings for Mares First Stage Regulators are a great save a dive kit item. The O-rings in this pack of 10 are coloured Blue which makes it easy to identify them.

This size of O-ring is replacement for those used on the male DIN fitting of Apeks and Scubapro first stage regulators that screws into and seals to the female DIN fitting on the cylinder valve.

Colour: Blue