Hose And Regulator with 1" Connector

This item was ordered in error. This KSUN hose and regulator do not fit any of our products. It is a hose and regulator, but the threaded fitting is 1" wide. Most fittings are either 1/2" or 3/8". 

If you know what this hose is for please let us know. 

It is CSA certified.

The part doesn't indicate the pressure, but it is probably .5 psi. 

Model number RY0505