AC Recharge Kit | R134A R1234yf Quick Couplers | Adjustable Gauge Adapters

This R134a R1234yf quick coupler set is a key part of any modern car AC recharge kit. It lets you work on both older and newer vehicle air conditioning systems. The adapters connect your existing R134a manifold gauge set to the different-sized service ports on R1234yf systems. Features and Benefits - Dual Refrigerant Compatibility - Includes high-side and low-side couplers for R134a and R1234yf systems. You won't need two separate gauge sets. - Knurled Grip Rings - Gives you a secure hold for easy, tool-free connection and disconnection, even with oily hands. - Six-Ball Bearing Design - Makes a solid, leak-free connection to the service port. This means accurate pressure readings and safe refrigerant handling. - Brass and Aluminum Construction - The body uses these materials. They resist corrosion and last a long time in a busy shop. Applications - Service late-model cars that use the newer R1234yf refrigerant with your R134a gauges. - Perform diagnostics and recharges on many cars and trucks without buying a whole new manifold. - Put together an R1234yf conversion kit for a professional garage or a well-equipped home mechanic.