Micro Engineering 75550 - Tall Steel Viaducts, Low Bridge 210' long w/bents - HO Scale

The Micro Engineering 75-550 is a specific model number for an Scale Tall Steel Viaduct Low Bridge Kit, designed for model train layouts, representing a 210-foot structure with multiple spans and bents (support towers). It's  used to create dramatic, high-level bridge scenery, often replacing older wooden trestles.