Halcyon H-50D First stage The long sleeve top also

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

Weight without hose: 140 gr

Waist belt

Features: innovative and comfortable SANTI Smart Seals® system – soft rings that allow fast and easy seal exchange for any seal you like or have at hand

Halcyon H-50D First stage The long sleeve top alsoThe 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.