XS Scuba Pony Bottle Gauge

This ultra-compact, submersible pressure gauge is ideal for pony bottle and emergency breathing systems. It provides a clear pressure reading at your regulator’s HP port. Working Pressure: 4500 psi (310 bar) 0 – 5000 psi scale with accuracy at 5% tolerance of full scale Operating Depth: 330 ft+ (100 m+) Polycarbonate lens Beryllium-copper (BeCu) tube design provides accuracy and reliability Built-in over-pressure relief plug 7/16”-20 UNF threads with an EPDM O-ring p/n GA055