These are OEM original 3000PSI safeties that were produced for the 2nd generation NOS Nitrous Oxide Systems HiFlo and Super HiFlo valves supplied between 1998 - 2005. The NOS valves have three stars on the chrome valve body. These are racer safeties with 8AN threads for connection of vent tubes. They can be used on either valves. 

These will replace standard safeties, and pipe away safeties. 

This buy it now is for one safety device.

Make offer for multiple units!

$24.95