Features and Benefits Includes FJC6900 air vacuum pump Includes FJC6030 brass dispensing valve for R 134a cans with 1/2 inches. ACME fittings Includes FJC2740 fin comb Includes FJC6761 R 134a aluminum manifold gauge set with 72 inches. hose and quick couplers Includes 1 3/4 inches. dial thermometer and 200 piece O ring assortment Air vacuum pump features 1.3 flow rate- 90 PSI air pressure is required- easy to use with a convenient carrying handle. Fin comb straightens bent fins on A/C condensers and radiators to increase air flow. Manifold gauge features aluminum block design with sight glass anti flutter design and additional access port. O ring assortment includes green HNBR O rings.