HO Scale
HO Scale (1:87) is by far the most popular scale in the industry, featuring the widest variety of high quality trains and accessories. At half the size of O scale, HO scale trains can fit into smaller spaces and are the perfect size for most hobbyists whether you are just a beginner or a seasoned modeler. Popular manufacturers of HO scale trains include Athearn, Atlas, Bachmann, Intermountain, Walthers, and Rapido, among many more.
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![Atlas 20007343 HO MASTER 11,000 GALLON TANK CAR AIRCO CARBON DIOXIDE [PCIX] #133](https://www.trainworld.com/media/amasty/amlabel/pre-order_1.png "Atlas 20007343 HO MASTER 11,000 GALLON TANK CAR AIRCO CARBON DIOXIDE [PCIX] #133")
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![Atlas 20007343 HO MASTER 11,000 GALLON TANK CAR AIRCO CARBON DIOXIDE [PCIX] #133](https://www.trainworld.com/media/catalog/product/h/2/h20007343.jpg?optimize=high&bg-color=255,255,255&fit=bounds&height=220&width=240&canvas=240:220)
Atlas 20007343 HO MASTER 11,000 GALLON TANK CAR AIRCO CARBON DIOXIDE [PCIX] #133Number 20007343
Manufacturer Atlas
Scale HO$39.99 -
![Atlas 20007344 HO MASTER 11,000 GALLON TANK CAR AIRCO CARBON DIOXIDE [PCIX] #139](https://www.trainworld.com/media/catalog/product/h/2/h20007343_1.jpg?optimize=high&bg-color=255,255,255&fit=bounds&height=220&width=240&canvas=240:220)
Atlas 20007344 HO MASTER 11,000 GALLON TANK CAR AIRCO CARBON DIOXIDE [PCIX] #139Number 20007344
Manufacturer Atlas
Scale HO$37.99
