ITEM NAME:Universal Car A/C Dye Injector R12 R134A Quick Coupler Adapter 2Oz A/C Oil N7D5 Universal Car A/C Dye Injector R12 R134A Quick Coupler Adapter 2Oz A/C Oil N7D5 Features 1. perfect for Home Office AC and Car AC systems, it's a professional service tool. 2. Using Aluminum alloy, with 1/2 inch female connector, make it compatible with most AC systems (if not, use CV23p for some 5/16 inch R410a systems). 3. Screw thread: 1/2 inch ACME outer thread(connects to oil tank)+1/2 inch ACME inner thread(connects to tube) 4. This injector may be used to add most A/C additive to our system from oil, dye, stop leak, etc. 5. Suitable for filling up the automobile air
