1.[Perfect Compatibility]: replacement ninja 6-blade compatible with the kitchen mixer of Ninja 72oz 1100w 1200w 1500w, and can match BL500 BL500C BL550 BL610 BL640 BL660C BL700 BL700RC BL700WM BL740 BL770 BL771 BL780 BL780CO NC600CCO NJ600 NJ600C NJ600RC NJ602CO NJ602NQ NJ602Q NJ602W, etc. 2.[Excellent Quality]: This ninja replacement blades is made of food grade stainless steel, BPA , corrosion-resistant, and dishwasher . Our Ninja blender replacement 6-blades are sharper and stronger than other blades, allowing for better mixing of your food and ensuring repeated crushing. 3.[Value for Money]: Our ninja blender blade can replace the dull or damaged blades of your ninja mixer. You don't need to buy a brand mixer because the replacement blades are broken, saving you a lot of time and money. The performance is as good as the original one. 4.[Easy to Clean and Install]: The ninja mixer blades do not have complex structures or installation procedures, you only need to connect them to your ninja mixer. The smooth surface of the blade is not prone to food residue and is easy to clean. You can put it in the dishwasher to clean and your hands.