It's progressive. Imagine a set of steel done up at 20', then following it with a 13' but just grinding in what is zone 2, then doing a 6' just in zone 1, but having the ability to have all of those transitions blended in.  
 
 
	 
 
 
	Once again; all suggestions/recommendations.  You can put a Q0 on a 230mm.
 
	I'm hoping to get the smaller Zups/Quads to round out the testing but haven't heard back from Prosharp about it.