- Solid extruded aluminum body.
- Free-floating piston type valves reduce o-ring wear.
- 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.
The Mastercool 58103 is a 2-Way Aluminum Manifold with 2 1/2" Gauges, used for R22, R404, and R410A Refrigerants.