Charging Valve Scuba Filling Station HPA Compressed Air Tank Hose 20inches With Dual Gauge M18x1.5 or 5/8"-18UNF 4500Psi/300Bar

Rated Input pressure: 4500psi/300bar
Input Thread: M18x1.5 or 5/8"-18UNF
Output Adapter: Standard 8mm female quick disconnect
Material: Stainless steel inner and copper cover
Hose: 20 inches（50cm）with spring protector, rated working pressure 4500psi/300bar

Two major improvements:
1. Increase the handwheel and optimize the handwheel structure to make operation easier.
2. Added a slow compression chamber to solve the problem of difficulty in turning the handwheel when pressure increases.

Two gauge design, One gauge displays the pressure inside the cylinder, and one gauge displays the pressure during inflation.

It is easy to operate and can be used in various industries such as shooting, mountaineering, firefighting, medical facilities, and mineral mining, household soda water, etc. Easy to operate, without training, anyone can easily operate it.

It includes a complete set of o-rings for backup.