The earlier ones with the rivnuts are prone to crack do to the bigger holes in the tube.

 

That explains it, thank you.

 

Thanks for all the replies. I think I'm going to go with the quick release and eliminate the 2 lights on top next to the license plate. If any one is interested in that assembly, please let me know.

 

I've had good success buying Evo parts from Pinwall cycle salvage.

https://pinwallcycle.com/

 

Me too