Buy a complete Halcyon double tank regulator system and receive them READY TO DIVE with all the extras included!:
- Twin 1st stages: H-50D
- Primary and Seconday 2nd stages: Halo Primary, Aura Backup
- Halcyon Master SPG: PSI or Bar
Includes Double Tank Hose Kit (long hose, backup necklace hose, HP hose, stage hose), backup reg necklace, traveler regulator bag, and bolt snaps.