Replacement 6-Stacked Blade Assembly​, Compatible with Ninja blade: BC701CCO, BL610, BL610BRN, BL610C, BL660, BL660A, BL660W, BL660WM, BL663 BL665QWH, BL710WM, BL710WMC, BL740, BL740C (311KKU(BL610))

Opened the package and realized I had the wrong one.