Actually holds up very well.
It is great for taking weight off your shoulders and putting that weight on wheels.
I hear about the stuff that some guys put into their bags and backpacks and I think that I'm glad I have a GoKart for that.
The only time it is not recommended is on some woods courses that have a lot of roots, or courses that have a lot of steep hills, or courses that have a lot of ravines and sideslopes.
Example: Renny, not good. Elon short, great. Elon long, so-so. Winthrop, fantastic.