[Compatibility]-- The blender substances have compatibility with for 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 identical. If any quantity or isn't the same, please 't purchase it. [NOT Compatible with]-- The blender blade isn't suitable for Ninja goods indexed : 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 match 18,24,32-Ounce cups, NOT match 16-Ounce blender cups. [6 Fins Blender Accessories for Ninja] -- Made of excessive Strength high quality stainless steel, the pro extractor blades are best for Ninja blender to convey powerful diet and nutrient extraction to produce you tasting smoothies, freeze drinks and various sauces. The substitute blade is pre-installed with rubber washing machine for greater seal to avoid leakage. [2 Extra Rubber Gaskets]-- Please observe one washer is pre-installed already in the blades alternative once you acquire it. Extra 2 Gaskets are on your substitute use in . Do no longer set up the extra one when investigate or use. One blade choose only 1 Gasket. Make that the blender cups and blade are wisely assembled every time working the appliance. Colour: as proven Material: plastic Package Contents: 1 * Blender Blade 2 * Rubber Gaskets 1 * Clean brush (random colors, 't settle for the desired color) Only the above package content, different item aren't included. Note: Light mirrored image and assorted exhibits may cause the colour of the article in the picture slightly different from the real thing. The dimension allowed error is +/- 1-3cm.