| [Compatibility]-- The parts are compatible with for Ninja with Auto-iQ 431KKU480, 575KKUD450; 900W food processor BL450-70, BL451-70, BL454-70, BL455-70, 1000W BL480,BL480D,BL480-70, BL480W-70, BL481-70, BL482-70, BL483-70,BL484-70. The model number must be . If any number or letter is not the same, please 't buy it.[NOT Compatible with]-- The blade is not suitable for Ninja models listed : BL450-30, BL451-30, BL454-30, BL455-30, BL480-30, BL480W-30, BL481-30, BL482-30, BL483-30, BL484-30,BL660, BL663,BL740,BL770,BL771,BL773CO,BL780,BL820,BL830. ONLY fit 18,24,32-Ounce cups, NOT fit 16-Ounce cups.[6 Fins Accessories for Ninja] -- Made of high Strength stainless steel, the pro blades are perfect … | |