technology: Die cast the copper molding at one time. Plate the surface to avoid metal oxidization, rusting and to improve corrosion resistance, wear resistance, texture and glossiness. Functions: 1.Protecting the valve core from corrosion due to direct contact with clay, water and snow. 2. preventing the flat tire and ensure stable tire pressure. 3. Ensure safe driving. Easy installation: With the Rubber Seals inside.Can replace the original bad valve cap of the tire and also show the beauty characteristic of the tire. Anti-theft function: These air valve caps were equipped with anti-theft function, is not easy to steal.
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