Steam Locomotive RP Mk1 Northern

**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 is a powerful 4-8-4 steam locomotive designed for high-speed mainline service. With strong tractive effort, a stable wheel arrangement, and a modern boiler layout, it excels at hauling fast passenger trains and heavy long-distance freight.