Johnsens 12 Oz. R134a Auto A/C Refrigerant With Leak Seal

Johnsens 12 Oz. R-134A A/C Automobile Refrigerant With Leak Sealer. Helps To Recharge A Low R-134A A/C System & Detect & Seal Most Common A/C Leak In O-Rings Or Gaskets. For Use In Factory Installed And/Or Retrofitted R-134A Auto A/C Systems. Includes Standard Acme Threaded Cap.