
Made of brass, aluminum and steel materials, , temperature resistance and resistance, providing solid internal structure, heat resistance, durability and rust resistance, ensuring long -term service life. The connection parts adopt a precision fine thread design, and the interface is also equipped with sealing parts to safety. The design of R1234YF to R134A conversion adapter can provide good sealing. At the same time, it has closed functions. It is convenient to use and effectively prevent leakage. These low/high-side modification/adapter/accessories be converted to the old 1/4 inch SAE or 7/16 inch -20 UNF R12 R22 charging port to accept itR134A fast disconnecting hose; low side, 1/4 inches (7/16 inches-20) x x 13 mm (blue); high edge, 1/4 inches (7/16 inches-20) x 16 mm (red with a lock structure, removing pure copper adapter, sealing with O -shaped ring, longer service life, very suitable for connecting various instruments and using car air -conditioning refrigerant charging work