The Airsource R134A Manifold Gauge Set is the perfect tool for any automotive air conditioning job. It provides smooth and trouble-free operation with silicone-dampening anti-flutter gauges, an extruded aluminum manifold body, and easy-access hand valves connected to free-floating piston valves. The color coded hoses feature quick coupling valves for easy connection and disconnection. This set is perfect for any automotive air conditioning job and will provide reliable service. FleetPride is your First Click in Heavy Duty®.