for SAR 4-8-4 class 25 and 25NC including 12 wheel "buck-eye" bogie tender.
at 1:24, ½" : 1ft scale
A full set consists of 4 x H103 leading bogie, 4 x H413 outer coupled wheels, 2 x H414 mid driven wheels, and 2 x H415 mid coupled wheels, 4 x H103 trailing bogie (with hub skimmed down for the outside axlebox) and 12 x tender wheels, H332 if discs, H104 if spoked.
Links: Home. Casting prices and stock. Wheel data: H103, H332, H332, H413, 414, 415. Narrow gauge loco set price list.
SAR class 25 at Wikipedia.org
Bryn Morgan's SAR group: https://www.facebook.com/groups/225873694237866/
Full size for 85 dpi screens. Bare weight c. 1,700 gr.