| Country of Origin | United States |
|---|
Check the listing for details. MADA Medical Portable Oxygen Kit Dual Cylinder Regulator Case. Condition: Used, Made in United States. Listed at 56.96 USD. The regulator assembly features dual gauges: liters per minute flow indicator and refill pressure gauge, both marked USE NO OIL. The molded interior foam insert remains intact, contoured specifically to cradle cylinders and regulator components.