Ferrule was an orbak from Kef Bir, owned by Jannah, the leader of a tribe of former First Order stormtrooper defectors.
Ferrule first appeared in the 2019 sequel trilogy film, Star Wars: Episode IX The Rise of Skywalker, and was identified in the accompanying reference guide Star Wars: The Rise of Skywalker: The Visual Dictionary, written by Pablo Hidalgo. The hero horse portraying Ferrule was called .
- Star Wars: The Rise of Skywalker: The Galactic Guide
- Star Wars: The Rise of Skywalker: The Visual Dictionary
- Star Wars: Book of Lists
- The Star Wars Book
- Star Wars: The Skywalker Saga – The Official Collector's Edition