Specifications Hign-concerned Chemical:None Origin:Mainland China The seals of option A and option B are slightly different. Please confirm carefully and choose the same seal as your carburetor. NINJA ZX-6R ZX600 J4/J6F/J7F/J8F 2005-2008 NINJA ZX-6R ZX636-A1H/A1P 2002 ZZR600 ZX600 J4/J6F/J7F/J8F 2005-2008 Compatible Accessory: This product is a compatible accessory, not an original OEM part. It has been designed to meet the same functionality and performance standards, offering a cost-effective alternative. Model Verification: Please carefully check the model advertised before placing your order to ensure compatibility and avoid purchasing the wrong product. Color Variations: Internal components may have slight color differences due to variations in production batches. However, this will not affect the product's performance or functionality. Customer Support: If you have any questions or concerns regarding your purchase, please feel free to contact us directly. Our team is happy to provide you with any necessary assistance or clarification. Satisfaction Guarantee: We strive to ensure every customer is completely satisfied with their purchase. If you encounter any issues, don't hesitate to reach out. We are committed to resolving your concerns promptly and effectively. Country of Origin: Manufactured in China under strict quality controls to meet international safety and performance standards.