Combo 357MTH RailKing Alco RS-1 Diesel Engine – U.S. Army #1843, #1840 | TGIF | O Scale|

SKU: 30-20871-1, 30-20872-1
Condition: LNIB

Bring classic military-industrial diesel power to your O scale railroad with these MTH RailKing Alco RS-1 Diesel Engines lettered for U.S. Army #1843, #1840. Featuring Proto-Sound 3.0, scale lighting, and detailed construction, this RS-1 is perfect for switching layouts, industrial scenes, or military-themed consists.

📦 Product Highlights:

• Proto-Sound® 3.0 with DCS control
• Directional lighting and illuminated number boards
• Dual flywheel-equipped motors
• Operating ProtoSmoke diesel exhaust
• Perfect for switching or branchline operations

📐 Product Specs:

• Manufacturer: M.T.H. Electric Trains (RailKing)
• Gauge: O Scale
• Track System: 3-Rail
• Locomotive: Alco RS-1
• Roadname: U.S. Army #1843, #1840
• Control: Proto-Sound 3.0 / DCS
• Manufacturer Item #: 30-20871-1, 30-20872-1