The bl replacement parts are compatible with 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, and other similar models. These replacement parts feature a food-grade steel blade and a rubber gasket designed for safe contact with food. The sharp blade is capable of crushing ice, blending milk, fruits, meat, and protein powder efficiently. The high-quality rubber ring helps prevent leaks during operation. The 7-fin bl blade is a suitable replacement for select NutriBullet models, restoring your bl’s performance for making smoothies, juices, and protein shakes with smooth results. Installation requires no tools—use the included iron hook to properly install the rubber gasket. Note: The motor base must have 7 fins. This replacement blade may not fit all 7-fin bl bases due to variations in model designs. If the last two digits or any characters in the model number differ from those listed, this part may not be compatible. The bl model must exactly match one of the stated compatible models. Compatible 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, BL2012. Not compatible with: BL660, BL663, BL740, BL770, BL771, BL773CO, BL780, BL820, BL830, BL450, BL451-70, BL454-70, BL482-70. Please verify your bl model before purchasing. Color: Black Material: Plastic + Stainless Steel Package Contents: 1 x Knife Holder (bl unit not included) Note: Image colors may vary slightly due to lighting and display settings. Measurement tolerance is +/- 1-3 cm.