R22 R410a Refrigerant Freon Charging Valve, Safety Valve.Pack of 2

R22 Refrigerant Freon Charging Valve 1/4“ – 1/4” , R410a Refrigerant Gas Charging Valve 1/4“ – 5/16”, Safety Adapter Flow Control Ball Valve for 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 and R410a R32 air conditioner manifold with 1/4″ Male to 5/16″ Female. 
• The valve has the adjustable opening function for convenient use.
• The safety valve can protect your hand from frostbite when removing the charging hose.
• The refrigeration charging safety adaptor with 1/4″ SAE and 5/16″ Thread, easy to install, just install on the end of a charging hose and minimize refrigerant loss during servicing.
• The control valve adapter is made of high quality brass material, with high strength and durable to use.
• Pack of 2