Fix the tail blades slop

This idea is not mine but someone had to write it down and I decided to do it.

It's known that the tail blades grips of the ECO have a lot of play and some have experienced the blades and grips blow away with the inner part of the ball bearing.

So here is an idea to solve this:

A simple as using two same size ball bearings in the blade grip as well you will need a longer screw.

In the photos you can see an axial ball bearing but a thrust ball bearing can be used and even is a safer option.

This what it will look like: