Mastercool 82834-SL High Side Manual R134a Safety Lock Coupler 14 mm-F x 13 mm Type_Hub Pullers/Tamers and cushioned-grip handle

and cushioned-grip handle

Measures spark plug voltage from 0 to 50

Works with most A/C vacuum pumps

To inject the oil or dye

Low pressure gauge 1000 psig (70 bar)

Mastercool 82834-SL High Side Manual R134a Safety Lock Coupler 14 mm-F x 13 mm Type_Hub Pullers/Tamers and cushioned-grip handleMastercools new safety lock manual couplers are designed for use on all R134a systems. Unique design allows the technician to work on the system without the worry of accidentally disconnecting the hose regardless of movement. Once the coupler is connected to the system, the safety lock sleeve slides into place guaranteeing that the coupler cannot be taken off without unscrewing the manual valve. Meets all SAE, UL and EPA requirements for containment