Vibrant -6AN Roll Over Valve manufactured from 6061 aluminum with a black anodized finish. The valve is intended to protect fuel in the event of a vehicle rollover, helping keep fuel in the tank; many race organizations require such fittings (consult rule book). Vibrant lists this rollover valve as a -6AN male unit with a one-year limited warranty and 6061 construction.
Vibrant -6AN Roll Over Valve