How about using balsa or even better a composite. Keep weight to a limit so as to not effect COG. 
Defenders has some listed.
 http://search.defender.com/?Action=3...7-e6057e12dce7
		 
		
		
		
		
		
		
			
				__________________ 
				Regards Barry 
  
1987 V20 (sold) :( 
1996 23' Wellcraft 
1991 V20 ;)
			 
		
		
		
		
		
	
	 |