• Solid extruded aluminum body
• Stainless steel ball valve design controls flow smoothly and quickly with only a quarter turn
• Extra-large sight glass for visual refrigerant check
• Silicone dampened gauges smooth out needle movement
• Gauges can easily recalibrate in the field to maintain accuracy
• Models available for various types of refrigerants
• Includes 3 - 1/4" SAE B-R-Y hoses with B/Valves and one 3/8" SAE Black vacuum hose