Manifold Gauge, Number of Valves 2, R-134A, Number of Hoses 3, 6 ft, 0 to 500 psig, 30 in Hg to 120 psi, 1/4 in, Forged Aluminum Alloy, Forged with 3-1/8 in dia High and Low Side Gauges, Valves Utilize Double O-Ring Piston, Includes Not Applicable