Perfect Fit for Ninja Systems: Designed to integrate seamlessly with Ninja Kitchen Systems. This 6-fin blade replacement fits the following models, including Fits All Ninja Blender 64oz & 72oz Pitchers (Except Ninja Foodi Models), ensuring a perfect match with your 64oz & 72oz Pitchers. Premium Materials: Made from food-grade, BPA-free stainless steel, our Ninja blender blades are resistant to corrosion and wear. The enhanced sharpness and strength of these blades provide superior blending and mixing, ensuring long life and consistent performance. Durable & Cost-Effective: Reduce the frequency of blade changes with our high-hardness stainless steel blades. Its superior durability not only prolongs the life of your blender, but also saves you time and money, making it an excellent investment in your kitchen. Hassle-free Installation and Maintenance: These replacement blades can be easily installed on your Ninja blender. The blades minimize the adhesion of food residues, simplifying cleaning and maintenance. Safety and Support: Please note that only the blades are included in the package; the blending jar is not included. As the blades are sharp, please handle with care and keep out of the reach of children. Fits models: NJ600, NJ602, BL700, BL770, BL771, BL780, BL660, BL682, BL640, BL641, BL642 BL773CO BN801, BN751, BN805, etc.(Except Ninja Foodi Models) Colour:As Shown Material:Nylon+stainless steel Package Contents: 1 * Three-Layer Replacement Knife Holder Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.