Originally Posted by vespasianus

So, I was talking with a guy about carbon repair and he showed me what carbon is good at and what it is not good at. He let me hit a piece of carbon tube with the flat top of a hammer and it did not seem to do much of anything. Now, I did not slam it but I hit it with what I thought was a good bit of force. Next, he had me hit it with what almost looked like an axe edge and as you would almost expect, even a light hit cracked the tube. Sharp impacts are something that carbon can't take.

My bike fell very gently but hit the bottom of my park stand. The right side specifically and caused the crack.