Kato gauge concrete guard fence 23-223 model railroad supplies

A fence that separates the inside and outside of the railway premises to prevent people and cars from inadvertently entering the track in order to ensure the safety of train operation.;The prototype is a concrete type that is often used for guard rails installed in urban areas and after the middle of the Showa period.;Three types of concrete guard fences are set: long (123 mm), medium (37 mm), and short (18 mm).