Coworker just shared this with me... thank God for the smart people in the world.  Now I can just put a 9mm upper on my regular (already set up with a nice trigger/buffer) lower and go shooting.
These guys invented a "conversion kit" for a standard Pmag so you can use a regular AR lower.
	
		
	
	
		
			
		
		
	
			
			These guys invented a "conversion kit" for a standard Pmag so you can use a regular AR lower.
				
		
					
