# O scale

> modelling scale of 1:43.5 (7mm:1ft – UK) 1:45 (Europe), or 1:48 (¼in:1ft – North America)

**Wikidata**: [Q1760576](https://www.wikidata.org/wiki/Q1760576)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/O_scale)  
**Source**: https://4ort.xyz/entity/o-scale


## References

1. Freebase Data Dumps. 2013