Features: 1. Food grade pp and stainless steel 2. For the better operation of the mixer, replace the new blade, and effortlessly crush the fruits, vegetables and milkshakes into delicious 3. High quality stainless steel blades are durable, sharp and resistant to corrosion 4. Replacement parts include inserts, bottom base and seals for easy replacement, perfect for your blender/juice machine 5. Suitable for chopping, grinding and mixing to help make healthy cooking easier 6. Depending on your usage, we recommend that you replace the extractor blade every six months or as needed to ensure optimum performance. 7. Is perfect for cutting and quickly chopping your favorite food. Specification: Condition:100%brand new Material: Pp+ stainless steel Size: Tool holder diameter: 10cm/3.9inch Bottom gear: 7pin gear Suitable model: Fit for nutri ninja blendmax duo with auto-iq boost (bl2012, bl2013) Fit for nutri ninja auto-iq (bl480, bl480d, bl481, bl482) Fit for nutri ninja auto-iq complete extraction system (bl486co) Fit for nutri ninja auto-iq pro complete (bl487, bl487a, bl488w) Fit for nutri ninja auto-iq blender (bl490) Fit for nutri ninja auto-iq system (bl491, bl492) Fit for nutri ninja auto-iq compact system (bl492w) Fit for nutri ninja ninja blender duo with auto-iq (bl640, bl641, bl642, bl642w, bl642z) Fit for nutri ninja - ninja blender system with auto-iq (bl680, bl680a, bl682) Fit for ninja intelli-sense blender duo (ct640c, ct641) Fit for ninja intelli-sense kitchen system (ct680, ct680a, ct680ss, ct680w) Fit for ninja i