Features: Metal Construction: Crafted from high strength metal, this AC valves cap set ensures long lasting durability, solving the issue of fragile ABS caps for frequent use in long distance driving and harsh weather conditions. Precision Seal Performances: Precision manufacturing provides an excellent seal, effectively prevent HVAC pipe leaks and helping maintain cooling efficiency, ideal for users with strict temperature control requirements. Broad Compatibility Design: universally specifications fit multiple vehicle types including America, German, and European cars, allowing quick installation without adjustments, perfect for multi vehicle households or fleet managers. Quick Installation: Features a seconds install structure that not require tool for easy replacement, significantly improving efficiency for busy car owners and rapidly maintenance scenarios. Corrosions Resistant protections: Surfaces treated with special anti corrosions coating to resist moisture and chemical erosion, suitable for long term use in coastal areas or industrial zones, enhancing AC systems reliability. Specifications: Component: Metal Type: Suitable for America Cars, German Cars, European Cars (optional) Package Includes: 1Set Car Air Conditioning valves Cap note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.