Premium HNBR Car Seal Rings Kit – 270pcs, 18 Sizes, Durable & Leak-Proof
High-quality HNBR rubber ensures superior heat, oil, and chemical resistance for long-lasting performance. Precision-engineered O-rings provide airtight seals, preventing AC refrigerant leaks in automotive and HVAC systems. Includes 270 pieces in 18 sizes (ID 3mm–28mm) to fit most vehicles and machinery. Ideal for AC repairs, compressor maintenance, and industrial sealing applications. Durable green color-coding for easy size identification. Bulk packaging saves cost for workshops and wholesale buyers. Trusted by professionals for reliability and OEM-grade quality. Global wholesale supplier – unbeatable prices for bulk orders. Stock up now for all your sealing needs!