Halcyon H-50D First stage Its main feature is a

Its main feature is a pneumatically balanced valve that minimises the breathing effort

NOMINAL VOLTAGE Volt 36

The long sleeve top also has a lower back to make sure there are no uncomfortable gaps in between garments

7h batteritid

Protective nylon net for different sizes

Halcyon H-50D First stage Its main feature is aThe H 50D is a high performance diaphragm first stage, fully sealed and built for harsh conditions. Diaphragm first stages are traditionally popular with cold water divers as no cold water comes in contact with inner parts. Balanced, environmetally sealed diaphragm Four low pressure ports Two opposing high pressure ports. Nitrox 40% compatible from start Possible to upgrade to fully oxygen clean.