Mastercool 53123 (MSC-53123) Refillable Universal Dye-Injector

• Simply connect the injector to low side of A/C system and twist the handle until you reach the desired amount
• Hose comes complete with a R-134a coupler and Auto Shut-off Valve Adapter for 1/4FL systems
• Comes with 2 oz. bottle of concentrated A/C dye (25 applications)

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Also Listed As Part Numbers:

• Mastercool 53123
• MSC53123
• MSC-53123
• MSC 53123
• MAS53123
• MAS 53123