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Mastercool
Mastercool Deluxe R1234A to 1234yf Conversion Kit
Features & Benefits:
- Converts 134A gauge set to 1234yf
- High and low side manual 1234yf couplers
- 1/2" Acme M x 1/" Acme F left hand thread adapter
- 2 - 12mm M x 14 mm F 1234yf adapters