[STRAIGHT BALL VALVE ] ----- Straight and Manual Shut-off Valve 1/4" male and female fitting. This coupler nuts are deeply knurled for quick finger-tightening. [SIMPLE OPERATION] The compact switch ball valve can be operated with one hand - Screws onto charging hose end. Easy to install. Air Conditioner Ball Valve design with a quarter turn of the valve handle switch for controls refrigerant. [WIDE APPLICATION] Standard ball valve fit for R134a R22 R12 1/4, A/C service Tech hand tools. Great tools for car air conditioner, mini split units, condenser, home air Conditioning HVAC charging and recovery. [PREMIUM QUALITY] The compact ball valve made by high quality Brass Alloy. Meets SAE, EPA and UL requirements for containment of refrigerant. 800 psi (55 bar) maximum working pressure and 4000 psi (276 bar) minimum burst pressure. [SERVICE GUARANTEE] Package includes 3Pcs (1Pc Red, 1Pc Blue, 1Pc Yellow) Straight and Manual Shut-off Valve 1/4 male and female fitting. This R134a HVAC A/C Straight SHUT-OFF Ball Valve Adapter complete with 1-Year limited warranty, if you have any problems or concerns, please kindly send us mail any time, we are always here to provide you considerate after-sale service., Manufacturer: gohantee