Product Description Please check: Before purchasing, please verify the number of blades on your existing blade. Ensure your current blade has 6 blades and is 4.1 inches long. Optimal Replacement: If your Nutri Ninja blender leaks or becomes increasingly noisy during operation, you may need to replace the blade. It is recommended to check the bottom blade regularly and replace it every 6 months to ensure optimal performance. Convenient and Quick: This blade is made of high-quality stainless steel and quickly blends fruits, vegetables, superfoods, and protein smoothies into a smooth, even texture. After use, the blade is dishwasher safe for easy and quick cleaning. Package Contents: 1 replacement bottom blade. Please note that the rubber gasket may detach during shipping. Please check and ensure it is correctly installed in the replacement bottom blade before use. Compatibility: This 7-fin blade is compatible with Nutri Ninja BL series models BL2012, BL2013, BL480, BL480D, BL481, BL482, BL486CO, BL487, BL487A, BL488W, BL490, BL491, BL492, BL640, BL641, BL642, BL642W, BL642Z, BL680A, BL682, NN100A, NN101, and NN102. This information is for accessory compatibility purposes only. Color: Black + Silver Material: Plastic Package Contents: 1 x Tool Holder 1 x Sealing Ring Note: Only the items listed above are included in the package; other items are not included. Note: Light and monitor settings may cause slight differences in color display. Measurement results may have an error of +/- 1-3 cm.