R12 R22-1/4“ Male to 1/4” Female Refrigerant Charging Valve, Safety Adapter Flow Control Ball Valve.Pack of 2

R12 R22 Refrigerant Charging Valve, 1/4“ Male to 1/4” Female Safety Adapter Flow Control Ball Valve for R12 R22 R404 R507 R600 R290 R134a Air Conditioner Manifold

• The AC flow control valve adapter fits for R12 R22 R404 R507 R600 R290 R134a air conditioner manifold with 1/4″ Male to 1/4″ Female. 
• The valve has the adjustable opening function for convenient use.
• The valve can protect your hand from frostbite when removing the charging hose.
• The refrigeration charging safety adaptor with 1/4″ SAE and 1/4″ Female Thread, easy to install, just install on the end of a charging hose and minimize refrigerant loss during servicing.
• The R12 R22 control valve adapter is made of high quality brass material, with high strength and durable to use.
• Pack of 2