- 100% Brand New, OTG Scuba Diving Pony Bottle Pressure Gauge – Bar & PSI (Mini SPG) #OG-23
- Perfect for back-up air supplies, stage tanks, decompression tanks, pony bottles or side mount system. (**Not fit for Spare Air 1/2” port**)
- Installs directly into any standard first stage high pressure port. This mini SPG also great for checking your tank pressure if you are using hoseless transmission computers.
- Male end: 7/16" connect to first stage HP port
- Up to 350 Bar / 5,000 PSI
- Large number and colored indicators for easy monitoring
- Nitrox compatible to 100% O2.
- Size: 1” dia
- The faceplate glows in the dark
1 x OTG Scuba Diving Pony Bottle Pressure Gauge - Bar & PSI (Mini SPG) #OG-23