Regulates low pressure air from air pump to the helmet.

This assembly is approved for supplied air systems that use 3M Low Pressure Hoses W-3020-25 (07033 Automotive), W-3020-50 (07034 Automotive), or W-3020-100 (07035 Automotive) at pressures between 6-15 psig. See Related Products, below.
It includes the connector and waist belt.