【Compatible With Ninja Blade Replacement 】 The 5 fin MALE blender blade compatible with Ninja QB series QB3001SS QB3000 QB3004 QB3005 QB3000SSW-30 QB3000QR-30 QB3001SS-30 QB3000QBK QB3004 QB3005. Make sure your blender model is on our compatibility list 【Fits for single serve 16 oz cups】 3.35 inch"/8.5cm diameter. 5-Fin blade for quick processing. Fit for single serve blade 16 oz cups, (Not fit for 18oz, 24oz, 32oz cups). Please confirm your blender base has 5 fins before purchasing 【Not Suitable for】NOT for 6 fins or 7 fins with18oz, 24oz, 32oz cups blade such as these model: BL660, BL663, BL740, BL770, BL771, BL773CO, BL780, BL780, Bl810, BL820, BL830. Not for Ninja SS series such as SS101, SS351, SS300, SS151 etc 【High Quality】Made of food grade BPA Free plastic and stainless steel, effortlessly pulverizes fruits, super foods and protein shakes into a delicious, smooth texture. Dishwasher safe.Meets or exceeds OEM standards, 100% tested before shipping 【Package Included】 1 x 5 Fins blender blade , 1 x extra gasket rubber.( The rubber gasket had been put into the 5-fins bottom blade assembly). Any questions,please let us know any time 5 Fins Blender Blade Replacement Part For Ninja Blender QB3001SS QB3000 QB3004 QB3005 QB3000SSW-30 QB3000QR-30 QB3001SS-30 QB3000QBK QB3004 QB3005 - Fits for Ninja 16oz Cup [3.35Inch Fins ONLY]