The Tank to Valve o-ring is the seal necessary for all Co2 Pin Valve and HPA Regulators that prevents air from leaking between the tank and valve system. The o-ring sits above the valve threading and gets compressed when the valve is threaded into the tank, this seal should be replaced at least once a year or more often if wear is showing during maintenance. Grab a few and make sure you have the o-ring that will prevent leaks on your tank!
- Necessary seal for you tank and valve to prevent leaks in between the two parts
- Easy to replace and should be done when doing maintenance on your tank or at least once a year