Suitable for:
	the SFMES 13.6 mm, (0.535″) tyre width and 3.2 mm, (0.130″) flange depth.
	or the GL5 standard of 12.7 mm, (1/2″) tyre width and 3.97 mm (5/32, 0.156″) flange depth
 
	For  5½″ at this scale use 12.4 mm, 0.487″.		
	
			
		5′ 2″ diam., 15 oval spokes, rectangular inner rim, apparent tread 4½″.
		Hub 16″ face dia., 2″ out from the tyre, pin between at 11″.
Source: works drawings.
Castings: 139.5 mm tread diam., 118.3 mm i/d., hub 4.5 mm out from the tyre, pin at 24.75 mm.

	
	
	18 Sept 2014