[Compatibility]-- The blender components match with for Nutri Ninja with Auto-iQ 431KKU480, 575KKUD450; 900W meals 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 mannequin quantity # must be identical. If any quantity or letter is not the same, please do not buy it. [NOT Compatible with]-- The blender blade isn't always like minded for Ninja units listed below: 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 fit 16-Ounce blender cups. [6 Fins Blender Accessories for Ninja] -- Made of high Strength advantageous stainless steel, the pro extractor blades are ideal for Ninja blender to carry powerful diet and nutrient extraction to produce you tasting smoothies, freeze beverages and various sauces. The bullet replacement blade is pre-installed with rubber washing machine for increased seal to circumvent leakage. [2 Extra Rubber Gaskets]-- Please note one washing machine is pre-installed already within the blades substitute when you receive it. Extra 2 Gaskets are in your alternative use in the future. Do not set up the extra one when investigate or use. One blade choose only one Gasket. Make yes that the blender cups and blade are properly assembled every time before working the appliance. Colour: as shown Material: plastic Package Contents: 1 * Blender Blade 2 * Rubber Gaskets 1 * Clean brush (random colors, do not accept the desired color) Only the above package content, other item usually are not included. Note: Light reflection and various exhibits can cause the color of the item within the photograph a bit of various from the real thing. The size allowed error is +/- 1-3cm.