Juego de adaptadores de doble funcionamiento imprescindible para todas tus necesidades automotrices
R12 to for R134A adapter: internal thread 1/4 external thread 1/2. for R134A to R12 adapter: internal thread 1/2 external thread 1/4. This adapter is used to connect for R134A to R12 and R12 to for R134A automotive brass adapters.