Steam Locomotive Dolgoch 2 ft 3

**Perfil de Impresión Estándar - BIQU B1**
- Thin Walls: Yes
- Skirt: 6 lines (1 layer high)
- Support Angle: 40°
- Support Density: 1
- Interface Height: 0.05mm
- Tree Support: Ø1.5mm branches / Ø2.5mm base
- Tree Top Rate: 1

The Dolgoch 2 ft 3 in is an 0-4-0T narrow-gauge steam locomotive built for the Talyllyn Railway and designed specifically for the line’s 2 ft 3 in (686 mm) gauge. With four coupled driving wheels and a compact saddle-tank layout, it provides strong adhesion and excellent maneuverability on steep gradients and tight curves. Known for its historic importance, long service life, and reliable performance, Dolgoch remains one of the most iconic locomotives on this unique narrow-gauge railway.