Mastercool MSC82834 High Side R134a 14mm-F x 16mm Quick Manual Coupler

Features and Benefits: 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 CodedR-134A rugged and durable high side coupler for professional technicians.