Mastercool 58531 R134a Standard & JRA M6 Valve Core Kit
This service tool kit allows you to service valve cores without losing the system's charge. Mastercool's new unique design offers a patented locking device that holds the shaft in place while removing or installing the valve core.
Kit covers the most popular R134a valve cores.
Kit Includes:
58492–001 - Valve assembly 58490–377 - Standard R134a valve core remover/installer assembly 58490–531 - R134a valve core remover/installer assembly 58490–002 - R134a high side 16mm connector 58490–003 - R134a low side 13mm connector 58531–PB - Plastic blow molded box for 58531 & 58560