Jb Industries GIDDS-505317 M2 Series Brass 2-Valve Charging Manifold Assembly with 60-Inch Ccle Hoses For R-22, R-404A, and R-410A Brass 2-valve manifold - Glow in the dark 3-1/8" gauges R-22, R-404A, R-410A Surge dampened gauges for reduced needle movement - Metric styles available Original free floating dual O-ring sealing system for faster evacuation/charging - All metal gauges Color coded refrigerant dials for easy reading - Pull-out proof hanging hook Replaceable intake/hose holder fittings for storage - Easy turning plastic hand wheels - Completely repairable