PLEASE CHECK: Before purchasing, verify your existing blade by counting the fins. Your current blade should have either 6 fins and be 4.1 inches or 7 fins and be 4.1 inches. BEST REPLACEMENT: If your Nutri Ninja blender leaks or becomes louder during operation, it may be time to replace the extractor blade. It is recommended to inspect the bottom blade regularly and replace it every 6 months for optimal performance. CONVENIENT AND FAST: The blade is constructed from high-quality stainless steel, designed to effectively blend fruits, vegetables, superfoods, and protein shakes into a smooth consistency. The blade is dishwasher safe for easy cleaning. PACKAGE CONTENTS: 1 x bottom blade replacement. Please note that the rubber gasket may become loose during shipping. Inspect before use and ensure it is securely fitted into the replacement blade. COMPATIBILITY: This 6-fin blade is compatible with Nutri Ninja models 900W BL450-70, BL451-70, BL454-70, BL455-70; 1000W BL480-70, BL480W-70, BL481-70, BL482-70, BL483-70, BL484-70. The 7-fin blade is compatible with 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 information is provided solely to confirm accessory compatibility. Color: Black + Silver Material: Plastic Package Includes: 1 x Tool holder 1 x Sealing ring Only the listed items are included; other items are not part of this package. Note: Lighting and monitor settings may cause slight variations in color between the product image and the actual item. Measurement may vary by +/- 1-3 cm.