Zeagle Envoy RaZor Regulator a unique combination of a valve and a 1st stage in a very light package and is recommended to be installed by a authorized technician

A combination 1st stage and tank valve perfect for pony bottles.

The Envoy RaZor regulator has a Flow-by Piston style 1st stage with design features that allow direct airflow through the 1st stage, providing performance that far exceeds what would be expected in an economical regulator.

The 2nd stage is a balanced orifice design.