Features ---Wide application. Professional high & low quick couplers adapters for R1234yf refrigerants, designed to use with diagnostic manifold gauge and designed for AC charging, diagnostic check, recovery and evacuation work, and ---Easy recognition. Include 2pc high and low pressure quick couplers, red for high pressure, blue for low pressure, literal explanation on product top for easy recognition, ---Safe and durable. Brass metal construction for quick and easy connect/disconnect; protection sleeve provides safety protection and avoids injury and refrigerant loss, defending against leakage Specifications ---Height: 2.2 inch (red), 2 inch (blue) ---Diameter: 1.2 inch Items Included ---Two (2) Couplers ---Two (2) Adapters.
