Deluxe R1234A to 1234yf Conversion Kit MSC83736-K Mastercool

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