FUJIFILM EF-60 Shoe Mount Flash 16657831 B&H Photo Video
FUJIFILM EF-X20 Flash 16241307 B&H Photo Video
The Fuji X Series With Flash :: Part 1 — Derek Clark Photography
Amazon.com : Godox V860III-F Flash for Fujifilm Fuji Camera Flash Speedlite 7.2V/2600mAh, TTL 2.4G Wireless HSS 1/8000 1.5s Recycle Time and 480 Full Power Flashes 10 Levels LED Modeling Light (Upgraded V860II-F) :