Mastercool 59161 Brass 2 Way Manifold Set 3 - 1/8" Gauges 3 - 60" Hoses Standard 1/4" Fittings

Features free-floating piston type valves reduce o-ring wear. extra access port for vacuum line. silicone dampened gauges smooth out needle movement. gauges can be easily recalibrated in the field to maintain accuracy. extra large sight glass for visual refrigerant check. large easy-to-grip knobs.