PLEASE CHECK: Before purchasing, verify your existing blades by counting the fins. Ensure your current blade has 6 fins and measures 4.1 inches. BEST REPLACEMENT: If your blender leaks or produces increased noise during operation, it may be time to replace the blade assembly. It is recommended to inspect the bottom blade regularly and replace it every 6 months for optimal performance. CONVENIENT AND FAST: Made from high-quality stainless steel, this blade efficiently crushes fruits, vegetables, superfoods, and protein shakes to a smooth, consistent texture. After use, the blade is dishwasher safe for easy cleaning. PACKAGE CONTENTS: 1 x bottom blade replacement. Please note that the rubber gasket may become dislodged during shipping. Inspect before use and ensure it is securely fitted into the replacement blade. COMPATIBILITY: This 6-fin blade is compatible with the following models: BL2012, BL2013, BL480, BL480D, BL481, BL482, BL486CO, BL487, BL487A, BL488W, BL490, BL491, BL492, BL492W, BL640, BL641, BL642, BL642W, BL642Z, BL680A, BL682, NN100A, NN101, NN102. This list is for compatibility reference only. Color: Black + Silver Material: Plastic and stainless steel Package Contents: 1 x Bottom blade assembly (includes tool holder and sealing ring) Note: The actual color may vary slightly due to lighting and display differences. Size measurements may vary by +/- 1-3 cm.