Resistance Trainer with Shoulder Harness

[martianr]

Has anyone used this device? Trying to get my daughter to increase push off force. I would like feedback on the positive and negative of this device.

 

[shaker1]

Here's a video of one of the best in the world working with something similar.
https://youtu.be/Atlu3whj27U

 

[quincy]

I have not watched abbot too much but that seems like a short step both pulling and pushing.