There are around 5,000 Israeli Circassians, mostly Sunni Muslims, who converted from Christianity and have chosen to serve in the IDF. Israel’s soccer captain is a Circassian. Also (TY UWI) please see Arab Israeli Yoseph Haddad’s video featuring Arab Israelis who volunteer for the IDF.

https://blog.nli.org.il/en/hoi_circassians-in-israel/

https://www.youtube.com/watch?v=4r9KvtCGsug