Check the listing for details. Aupoko Air Conditioning Refrigerant Angled Compact Ball Valve,3Pcs. Condition: New, Made in China. Listed at 26.76 USD. ♥ Well-Designed Valve --- The compact switch ball valve can be operated with one hand. Screws onto charging hose end. With 45 degree angle on the service port site for easier access. ♥ Wide Application --- Universally added to hoses for charging and recovery, the refrigerant ball valve is suitable for refrigerants R134A, R410A, R22 and R12 charging hoses or manifold.