12 Pack Air Conditioning Valve Core Kit R134A Car AC Refrigerant Valve Core Leakproof High Pressure Schrader Stem Cores for Car A/C System Service Vane Air Vacuum Pump R134a Recharge Hose Kit

Package Included: 12x R134A Valve Cores (6x Green + 6x Black).
Made from high quality rubber and copper materials with stable characteristics and high reliability.
Suitable for R134A refrigerant, with heat resistance and high pressure.
Sizes: 5.6x19.7 mm / 0.22x0.78 inch.
Has standard threads and sizes for easy installation and disassembly, then you can quickly replace the old valve cores.