Mastercool Charging Hose Set with Automatic Shut-off Quick Seal Valve Fittings part number 45336 . (3) 36" hoses Red, Yellow, Blue with 1/4" female flares.
Knurled brass nuts make finger tightening easy.
Crimped with 8 segment dies for secure fit and maximum durability.
Auto shut-off Quick Seal Valves automatically retain refrigerant in the service hose when they are removed from the system, meet EPA, SAE, and UL standards for containment of refrigerant.
Hose Working Pressure 600 PSI, Burst 3000 PSI.
Not for use with for R410A.