R-22, 404A, 410A Gauges & 5' Premium Anti Blowback Hoses : Piston series 2 valve anodized aluminum block body with ¼" SAE 45° fittings, Triple Seal™ piston valves, 2 ½" (68mm) Class 1.6 accuracy gauges, extra access port in center with Schrader® valve and hanging hook. MADE IN USA