This Nitrous Outlet Bottle Pressure Gauge is compatible with any nitrous system that uses a D-4 (also known as a -4AN or 1/4" NPT) fitting.
The full-sweep white face of this Nitrous Outlet gauge makes monitoring your bottle's pressure simple to do with just a glance, and at night it glows in the dark making it easy to read.
The Nitrous Outlet bottle pressure gauge has a range of 0 to 1500 PSI with color-coded areas to help you see at a quick glance see whether your bottle is too cold, ready to fly, or needs to depressurize.