Two Valves with Lo-Side Gauge Mount with 3/8" Female Flare for SuperEvac Evacuation Manifold. This Component Helps Decrease Vacuum Time by Over 50% and Improves Micron Readings. Display Style: Analog, Number of Valves: 2, Features: Flutterless Gauge, Convenient 1/4 Turn Full Flow, Mounts with 3/8" Female Flare Quick Coupler, Easy Connections for Two 3/8" Vacuum Hoses, Extra Port for Electronic Gauge, Included One Step-Down Adapter, Refrigerants: R22, R134a, R404a, Full-Flow Valves - Non-restricting. Dimensions: 4"H x 1"W x 9"D, Weight: 2 lbs.