Check the listing for details. Ninja Blender 6 Blade Attachment for BL773CO 30 Ninja Mega Kitchen System EUC. Condition: Used. Listed at 14.59 USD. Ninja Blender 6 Blade Attachment for BL773CO 30 Ninja Mega Kitchen System EUC THIS LISTING IS ONLY FOR THE BLENDER BLADE This listing includes original an manufacturer part from my Ninja Mega Kitchen System- Model #BL773CO 30 The blender blade is in great condition and shows very little wear as it was not used much. There are no cracks or chips in the blades and the top and bottom are shown so you can be sure this will fit your blender. Please reference the model numbers. IT FITS THE 72 OUNCE BLENDER (9 CUPS). This listing does NOT include the blender and must be attached to your Ninja blender to work. These are made by NINJA and are meant for use with model #BL773CO 30. All parts in this listing were sold with the original blender.