Raw brass casting for this iconic and long lived tank locomotive. Early small counterweight version.

Drawing is based on works drawing.

Prototype diameter (including tire):

Spokes: 10

Crankpin throw:  3.6mm, scale 9″ (pin between spokes)

Wheel width: 2mm (scale 5″) for finescale.  Can be supplied wider for RP25 tires.

Options:

Axle hole (under size, needs finishing)

No crankpin hole

Cast crankpin hole (requires finishing)

Cast in crankpin (requires machining)