Weight loss.

They are on, no concern with how strong they are. Strong enough for a fat guy to lean on when getting up from the ground. Carbon fiber isn’t that hard if you are going to hide it or paint it. If you care about how the weave looks, I would go nuts. These are not your engineered suspension level parts. One thing to remember, carbon fiber is electrically conductive. So using electric power tools with it can shorten their life. I manage to drop a strand right between the plugs on an extension cord that the plug had back out of a bit. FLASH!