Any rail wider than 1m long comes with a support.
 
Shelf Sizes:
Style A & B: 
	
1630mm wide - 790mm
	
1830mm wide - 890mm
	
2370mm wide - 1160mm 
Style C: 
	
1630mm wide - Outsides: 476mm Middle: 613mm
	
1830mm wide - Outsides: 476mm Middle: 813mm
	
2370mm wide - Left: 476mm Middle: 670mm Right: 1160mm
Style D & E:
	
2370mm wide - Outsides: 476mm Insides: 676mm