General description Adapter Quick Fitting Coupler for R1234YF/R12 to R134A is designed for car air conditioning systems, allowing for easy connection between different refrigerant types. This high and low side connector is essential for efficient maintenance and servicing of automotive air conditioning systems. Technical specifications Material: Copper Color: As shown Measurement allowed error: +/- 1-3 cm Other information Package Contents: 1 set x Car air conditioner high and low pressure adapter Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the actual product.