This is a Walthers 949-8455 HO J

Trainz Product Id: 11543554

The easy-to-build kit features prototypically colored plastic parts

The Trainz SKU for this item is P11542391

Model Number: 949-6053

Micro Engineering 75-529 HOn3 30' Length Extension Tall Steel Viaduct Kit ProductID_11470708 This is a Walthers 949-8455This is a Micro Engineering 75 529 HOn3 Scale 30' Length Extension Tall Steel Viaduct Kit with Bridge Track.. Tall steel viaducts are some of the most spectacular and interesting types of bridges. They are used by railroads to span wide and or steep valleys, often replacing wooden trestles. These HO and HOn3 Tall Steel Viaducts are available in three base kits, three length extension kits, a height extension kit which adds a 4th and 5th story, and a