Athearn Genesis G19578 HO Scale F3A/F3B Southern Pacific SP 307/505 Load - Coils Precise screw threads for safe

Precise screw threads for safe and secure fit of securing set screw

Other features include a heavy die cast body and chassis

punch it off the line

6061-T6 aluminum (black-anodized)/ 3x16 SS (2)

Athearn Genesis G19578 HO Scale F3A/F3B Southern Pacific SP 307/505 Load - Coils Precise screw threads for safeAthearn Genesis G19578 HO Scale F3A F3B Southern Pacific SP 307 505 EMD F units were a line of diesel electric locomotives produced between November 1939 and November 1960 by General Motors Electro Motive Division and General Motors Diesel Division. Final assembly for all F units was at the GM EMD plant at La Grange, Illinois and the GMDD plant in London, Ontario, Canada. They were sold to railroads throughout the United States, Canada, and Mexico.