Suitable for R12, R22, R134a, R404a
USA Dual Brass Manifold Gauge is a tool used to test refrigeration systems by monitoring the pressure of refrigerants and controlling the flow of gas or pressure. It's suitable for R12, R22, R134a, and R404a air conditioning and refrigeration gauges manifolds. The gauge has a dual brass body, vibration free design, and anti-impact protective rubber to prevent failure. It also comes with three charging hoses, including a 60" (5ft) yellow hose, a 60" (5ft) blue hose, and a 60" (5ft) red hose