1. Wide compatibility: This R1234YF to R134A low-side quick coupler is suitable for AC charging of R1234YF/R12 to R134A car air conditioners. 2. The R134A to R1234YF adapter is a fitting adapter, made of solid aluminum, with good quality and sturdy structure, ensuring high performance and durability. 3. Easy to install: R1234YF A/C low-voltage line adapts to your R134A adapter, automatically shuts down, and is easy to use. 4. Dimension details: R1234YF to R134A adapter: low-side R1234YF coupler 14 mm female x 1/4 inch SAE male. R12 to R134a adapter: 1/4 inch SAE female x low voltage 13mm R134A quick coupler. 5. Material: Aluminum
