Mastercool 91588 - 4 Way Aluminum Block Manifold, 7.5 CFM Vacuum Pump, 110 V
A lightweight, durable, steel frame cart that contains all the necessary tools to quickly and conveniently charge the A/C system. No need for different sized charging cylinders with Mastercool's rugged die cast electronic scale. Simply place the refrigerant cylinder on the scale and charge.