Danny K Powderly , TX January 14, 2016 The old dome and blade assembly had broke and the blade would no longer spin when you turned the blender on The new parts worked like a champ. The dome and blade assembly in an easy fix. I ordered the coupler to have a spare when the old one strips out. Good company to do business with. 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes