Halcyon Submersible pressure gauge for Stage, Dual Scale Highland O-Rings as required

O-Rings as required

2× Li-ion 26650 (optional):

O-ring Kit for Standard Swivel Version 2 (Swivels produced after 2020)

The sturdy

Halcyon Submersible pressure gauge for Stage, Dual Scale Highland O-Rings as requiredHalcyon pressure gauges are as reliable as they are accurate. We start with an industrial strength spring designed for pressures beyond 5,000psi 350bar, high quality materials, and a highly visible, luminescent face make this a common favorite among divers in all environments. Halcyon Manufacturing was formed to support the needs of demanding divers. Many of these divers are actively exploring far reaching recesses of the underwater world. During