-6 Idle Check Valve Alum.

Check valve is typically set at 1 to 20 pounds. Wrench hex is 13/16" on each end with a thirty seven degree flare to seal with all -6 AN hoses.

Check valve housing is made from lightweight alum. and anodized to help prevent corrosion.

Please specify spring pressure when ordering and if your not sure let RBS help you.