The HPR800C V3 High pressure regulator is a regulator specifically developed for the HPA gearboxes. You can adjust the pressure on both sides thanks to the tune in wrench included. This new version is lighter than the previous one and includes an additionnal 1/8 npt female thread if you want to connect two lines on the same time on it.

Balystik HPR800C Ver. 3 High Pressure Regulator
Compact, you can screw and unscrew it directly on the bottle, even full
Resistant and durable: Made in CNC aluminium T6
ON / OFF: When full unscrewed, the tap cuts off the air input
Safety Lock 'Tournament Lock': With the HPR800C V3, it's possible to lock the pressure of your regulator using a collar. It allows to reassure the game organizers, showing your regulator can't be modified
Compatible with Kevlar and Aluminium bottles with a 800 or 450 PSI preset
The valve and hose are not included

Specifications :
Entry pressure : 450 - 900 PSI
Output pressure : 0 - 160 PSI
Entry thread : ASA female
Output thread : 1/8 NPT female X 2
Note the regulator only come without any male or female connector.
Comes with adjustment key and 'tournament lock' aluminium cap.