Professional extruded aluminum block 2 1/2" silicone dampened, recalibrateable gauges Free-floating piston type valves reduce O-ring wear Extra access port for vacuum line Extra large sight glass...
2 1/2" silicone dampened, recalibrate-able gauges Extra access port for vacuum line R1234yf high and low side quick couplers meets SAE J639 & J2888 R134a high and low side economy couplers 1/2"...