Halcyon Standard Single Tank System – Steel Backplate – Eclipse 30 lb Wing – Black surface marker spool The backplate now features additional

The backplate now features additional slots to mount cam bands for single cylinder configuration

Whether you're an experienced diver or just starting

The lightweight design (approximately 0

The inner lens chambers are air-filled

Halcyon Standard Single Tank System – Steel Backplate – Eclipse 30 lb Wing – Black surface marker spool The backplate now features additionalThe Standard Single Cylinder BC System pairs Halcyon wing options with an aluminum backplate to deliver a lightweight, travel ready buoyancy system for recreational and technical divers. The configuration supports Eclipse or Era wings with selectable lift capacities, a secure adjustable harness, and a stainless steel single tank adapter for reliable cylinder attachment. The system is designed for modular upgrades through the Halcyon Customize Tool so