This regulator was built to fill a niche in many markets... An adjustable In-line Reg that fit a wide range of tanks, output pressures and applications while using proven Stabilizer parts.
The CART reg is for applications like; Internally regulated gas through stocks.
Regulating 12 grams on those super hot days.
Regulated Air supply backup
The list can go on and on..
The 1/8 hex adjustment is done via the top. You can also adjust it on the side by inserting the pin into the notch and turn. .Adjustable 0 - 600 psi output.