The Ninja blender replacement parts are compatible with the following models: SPB-600CA, BFP-10, BFP-10CH, BFP-703, CB-5, CB-6, CB-7, CB-8, CB-9, FPB-5, FPB-5C, FPB-5PC, SB-5600, SPB-10, SPB-10CH, SPB-5, SPB-6, SPB-7, SPB-7BCH, SPB-7CH. These replacement parts are made with food-grade stainless steel blades and a rubber gasket, ensuring safe contact with food. The blade is sharp and designed to crush ice, blend milk, fruits, meats, and protein powders effectively. The 7-fin blade is an ideal replacement for compatible models, helping restore your blender’s performance for all mixing tasks, including smoothies, juices, and protein shakes. Installation requires no additional tools—use the included iron hook to install the rubber gasket. Ensure your blender model matches the listed models exactly. Compatible only with 7-fin models: Auto iQ BL2012, BL2013, BL480, BL480D, BL481, BL482-30, BL486CO, BL487, BL487A, BL488W, BL490, BL491, BL492, BL492W, BL640, BL641, BL642, BL642W, BL642Z, BL680A, BL682, NN100, NN100A, NN101, NN102. Not compatible with BL660, BL663, BL740, BL770, BL771, BL773CO, BL780, BL820, BL830, BL450, BL451-70, BL454-70, BL482-70. Material: 304 stainless steel and plastic. Color: Black. Package includes: 2 x Blades. The actual product may vary slightly in color due to lighting and screen settings. Measurement tolerance: +/- 1-3 cm.