# contra-rotating propellers

> two-propeller design for improving low-airspeed maneuverability

**Wikidata**: [Q1777836](https://www.wikidata.org/wiki/Q1777836)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Contra-rotating_propellers)  
**Source**: https://4ort.xyz/entity/contra-rotating-propellers


## References

1. Freebase Data Dumps. 2013