here is the brochure,they didnt make anything in between an 18 and 20.
http://www.vintagecannondale.com/year/1992/1992.pdf
i have also owned several cannondales including this 18" 3.0 series,now feck off and hijack someone elses thread
		
		
	
	
		
	
				
			http://www.vintagecannondale.com/year/1992/1992.pdf
i have also owned several cannondales including this 18" 3.0 series,now feck off and hijack someone elses thread