for GC Parker 2-4-2T classes 3 and 3 altered , LNER F1, at 7 mm/ft
A full set consists of and 4 x B113 carrying wheels, 2 x B473 front and 2 x B474 rear driving wheels.
Sources: Locomotives Illustrated No. 130, 'Great Central Railway 2-4-2, 4-4-2 and 0-6-2 Tank Engines.
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			Casting prices and stock: 
			B473, 474 . 
			B113.   
			Wheel data.   
			B343, 474 . B113.  	
			GC loco sets price list.   
		
Full size for 103 dpi screens.   Bare weight c. 228 gr.