[Compatible with]The 6 Fins Ninja replacement components well suited with Nutri Ninja Auto iQ 900W: BL450-70, BL451-70, BL454-70, BL455-70, 1000W: BL480-70, BL480W-70, BL481-70, BL482-70, BL483-70,BL484-70 ect. Please confirem your blender base is 6 Fin Female earlier than placing an order! thanks. [Premium Quailty]The ninja blade substitute is product of food-grade tremendous material, all of the materials are BPA free, dishwasher safe and anti-corrosive. [Saveing Money]The ninja blender substitute blade is a standard replacement part. this seal sits between the top of the blade and the bottom of the jar. If your juicer has disorders such as water leakage, broken blades, etc. The section can completely clear up these disorders of your blender. It'll enable you to save cash then don't having to buy a brand new juicer. [Note]Base Diameter: three inches/10cm, fits for 18/24/32 OZ cups, NOT matches for 16 OZ cups. color:Black Material:ABS+stainless metal Package Contents: 1 x 6 Fin Bottom Blade Replacement 2 x Sealing Washer Only the above equipment content, diversified item aren't included. Note: Light shooting and assorted displays can cause the color of the thing within the picture considerably diversified from the real thing. The size allowed error is +/- 1-3cm.