【Size of The Seal Gasket】3.94in / 10cm in diameter, 0.4in / 1cm in height. Before replacement, remove the old gasket and pre-press the new washer to ensure it is properly installed and leak-free. This seal is compatible with all 3.94in diameter Ninja blades (such as 7 fin blades and 6 female fin blades). ONLY fit 18 / 24 / 32oz blender cups, NOT fit 16oz blender cups
【Compatibility】Fit For Ninja Pro Extractor Blade Assembly BL450-30 (NOT for BL450-70), 900W/1000W Nutri Ninja Pro Deluxe BL451-30 (NOT for BL451-70), BL455-30 (NOT for BL455-70), BL456-30 (NOT for BL456-70), 900W Nutri Ninja Auto-iQ Blender BL480-30, BL481-30 (NOT for BL481-70), BL482-30 (NOT for BL482-70), BL482QPR-30, 1100W Ninja Auto-IQ Smooth Boost Blender BL490-30, BL491-30, BL492-30, BL492W-30. For more compatible models, please refer to the compatibility list in the A+ content
【Compatibility】The gasket seal ring also fit for Nutri Ninja Blender BL640-30, BL641-30, BL641C-30, BL642-30, BL680, BL680A, BL681A, BL682, BL2012, BL2013, 1200W Nutri Ninja Duo with Auto IQ NN100, NN100-30, NN100A, NN100A-30, NN101, NN101-30, NN102, NN102-30, CT680, CT680SS, CT680CO2SS, CT682SP, CT805, CT810 and C
【Quality Material】These sealing rings are made of food-grade rubbe, strong sealing and long-term use. Each pack contains 3 rings and a hook. We do not claim these are genuine Ninja accessories
【Easy to Install & Clean】The grooves are different on each side of the ring. Face UP for grooves and bumps; Face DOWN for concave side. After replacing the gasket, be sure to push the gasket down as far as possible to ensure that the sealing ring fits tightly against the blade for a better seal