Oil/Dye Injector 30ML with 1/4 SAE R134a Manual Oil Booster A/C Tuner Injector

100% Brand new and high quality,Low-side quick coupler adapter. The injector comes with a 1/4 inch female SAE connector, that goes directly to the 1/4 inch SAE male system ports(lower side preferred). If you are working on a system with different port size, you may need to have an adapter to finish the job. Perfect for Home Office AC and Car AC Oil and amp; Dye Injector R134A 1OZ Hand Turn Pump Oil Injection Car Auto A/C Adapter. One shot may cure and save a sickened compressor caused by low oil. Compatible with fluorescent dyes for leak monitoring, compatible with all oil types(POE, or mineral oil) Compatible with all refrigerant types.