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Mastercool, 53376, R134a Visual Inspection Sight Glass with R134a Quick Couplers
53376 Includes Only:
Features:
The condition of the refrigerant in your A/C system is an important factor in the proper operation of all components and overall cooling efficiency. The only way to actually see the condition of the refrigerant in your vehicle's A/C system is with the use of the Mastercool visual inspection sight glass.
This unit can be used with a standard vacuum pump or with the vacuum function on your R/R/R machine. Easy to follow instructions will guide you through the use of either option.
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WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov
Note: Please read description carefully. Do not base your order on the picture presented.