Steam Locomotive RP Mk1 Northern X

**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 RP Mk1 Northern X is an upgraded 4-8-4 steam locomotive featuring increased power, improved boiler efficiency, and enhanced stability at high speeds. Designed for heavy mainline service, it excels in hauling long, fast passenger trains and demanding freight loads with ease.