Call of Duty Wiki
Call of Duty Wiki
The subject of this article appears in Call of Duty: Modern Warfare (2019)
"Underbarrel mounted grenade launcher loaded with non-lethal Flash rounds designed to temporarily blind your enemy."
— Description

The 40mm Flash is an underbarrel attachment featured in Call of Duty: Modern Warfare. The grenades can be fired from the M203, the GP-25 and the FN EGLM.