Features and Benefits: Single stage pump using Twin Port Technology for performance like a two stage pump; Vacuum pump is lightweight, durable and constructed for easy handling and long life use; R-134a Aluminum block manifold gauge with sight glass; Anti-flutter design with additional access port; Includes FJC6909 3.0 CFM two stage vacuum pump; Kit Contains:FJC 6909 - 3.0 CFM Vacuum PumpFJC 6761B - R134a Aluminum Manifold with 72 in. hoses & Quick couplers