General description The CSPARKV 10Pcs Air Conditioning Valve Core kit is designed for automotive air conditioning systems, specifically compatible with R134A refrigerant. Made from durable rubber and copper materials, these valve cores are built to withstand wear and tear, ensuring a long service life. They are ideal for replacing old or damaged valve cores, providing excellent air resistance and improving thermal stability. Technical specifications Material: Rubber and Copper External Thread: M6 Compatibility: R134A refrigerant Resistance: Oil, shock, waterproof, heat, and high pressure Installation Simple installation process Easy to install and disassemble without complex operations Usage Suitable for automotive air conditioning systems and household air conditioners Effective for replacing leaking refrigerant valve cores