380-743 Kadee O #743 Couplers Gondola and later became the backbone

and later became the backbone of Amtrak's fleet in its early days

regular EMD steps

65' Through Plate-Girder Bridge - Assembled -- With Code 100 Nickel-Silver Rail 9 x 2-5/8" 23 x 6

#566 Barber® S-2-B 70-Ton Self Centering Trucks with 33" Smooth Back Wheels - HO Scale "HGC" Two Piece Fully Equalized Trucks

Use it to control trackside signals

380-743 Kadee O #743 Couplers Gondola and later became the backboneO Scale New Generation Metal Type E Coupler Short Centerset Prototype head short centerset shank metal coupler with plastic short draft gearbox. * Simple Drop in Design * Trouble Free Operation * Hidden Knuckle Spring * AAR Type E Coupler Style * Compatible with Kadee O Scale couplers