How to fix Ninja blade! Ninja blender blade not spinning?

[@simonbhatty7659]

Your a life saver! You probably saved my engine! Thanks so much!❤

[@MrSkullhead1]

That did the trick! Safflower oil worked for me.

[@ryanpasasadaba3179]

Thanks God for your post. Keep om posting!

[@ffasanor]

Hello! Did you change the roller bearing... It could be changed?

[@Timon6199]

I was not able to replace the rolller bearing. I just lubricate it couple times a year.