Mastercool 58531 - R134a Standard & JRA (M6) Valve Core Kit

MASTERCOOL part description

Mastercool® is one of the fastest-growing companies globally, offering a wide range of professional air conditioning, service tools, and equipment for various industries, including the commercial vehicle and heavy duty trucking industry. Founded more than 35 years ago, this family-owned company designs and manufactures its products with only one thing in mind: "World Class Quality." That is why each Mastercool product is made by a team of knowledgeable and highly skilled professionals with years of experience using the latest technology. The company also conducts rigorous tests and validations to ensure only the highest quality products come out of the assembly line.