Replacement parts for garbage disposals, compatible with InSink-Erator models. This flex coupler replaces part number 74085. The flexible connector is designed to prevent exhaust pipe vibration, helping to avoid damage. It assists in removing waste from kitchen sinks and helps maintain proper functioning of garbage disposal systems. A black layer may be present on the surface of the metal parts, which is not a sign of damage but rather a result of the manufacturing process. This layer serves to protect the metal and improve sealing performance. The installation is simple and straightforward, allowing you to quickly fix sink leaks and save time. Please check the product size and dimensions carefully before purchasing to ensure compatibility. Detailed product information, including features and specifications, is provided in the title and description. We aim for your complete satisfaction, so please feel free to contact us if you have any questions or concerns. Thank you for choosing our product—we hope you enjoy using it!