The axle is specified as 2-3/4" square, solid. The springs are described as "as formerly used on Ford CMP trucks".  
 On edit: Based on the C01Q part number, the springs were sourced from the F30 parts bin along with quite a few other parts in the trailer parts list.
		 
		
		
		
		
		
		
		
		
			
				  
				
					
						Last edited by Grant Bowker; 30-07-15 at 02:20.
					
					
				
			
		
		
		
	
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