【Complete R1234YF Adapter Kit】 This convenient set includes both a red high-side and a blue low-side quick coupler, perfectly meeting standard R1234YF conversion needs. Blue Low Side: 14mm female x 1/4" SAE male; Red High Side: 17mm female x 1/4" SAE male. The kit also includes R12 to R134a adapters (1/4" SAE female to 13mm/16mm couplers) for extended compatibility
【Easy Conversion & Broad Compatibility】 Designed for a seamless transition from R134A to R1234YF refrigerant systems. These adapters are fully compatible with R1234YF, R134A, and R12 refrigerants, making them suitable for use with AC manifold gauges, diagnostic tools, and most vehicle models requiring R1234YF service
【Premium Brass Construction】 Manufactured from high-quality solid brass, each coupler undergoes rigorous inspection to ensure exceptional durability and reliable performance in demanding conditions. The ergonomic knurled grip provides a secure, non-slip handling experience during operation
【Secure, Leak-Free Seal】 Features a precision ball-lock mechanism combined with a reinforced rubber seal to guarantee a tight, leak-free connection every time. The automatic closing function allows for safe and effortless disassembly and installation, preventing refrigerant escape
【Versatile Professional Application】 Ideal for a wide range of automotive AC service tasks including charging, recovery, evacuation, and diagnostics. These couplers are essential for R1234YF/R12 to R134A conversions and work seamlessly with manifold gauge sets, recovery machines, and AC oil injectors