High Quality Low Pressure Regulator Hoses with 3/8" male connector. 

Our hoses are 5/16" ID have a working pressure of 400 psi and a burst pressure of 2,000 psi. 

The 3/8" male connector fit all 1st stages with a standard 3/8" port. Available in Black, Yellow, and Green Most big ol' seven foot hoses are in stock, those colored custom length may take upwards of one week.