Mastercool Low-Side Coupling Adapter 14mm-Fem x 13mm R134a Refrigerant (82934)

Mastercool Low-Side Coupling Adapter 14mm-Fem x 13mm R134a Refrigerant (82934) Patented manual couplers adjust easily to R-134A service ports with varying dimensions All Metal construction for extra durability, patented, spring loaded depressor will not damage service valves Can be removed from service ports regardless of knob position without losing refrigerant Meets SAE, UL and EPA recommendations for containment of refrigerant Color Coded Rugged and durable R-134A coupler for professional technicians.