AC R134A Valve Core Car Air Conditioning Core Needle Repair Kits Heat Resistant

For use with R134a AND R12. AC R134A Valve Core only,other accessories demo in the picture is not included. 10Pcs x AC R134A Valve Core. HNBR - Hydrogenated Nitrile Butadiene Rubber - Air resistant,improves the material's thermal stability and oxidation resisitant.