$72
FBG-4 Simulation Sound Grenade
$40 (Set of 12)
Thunder B Airsoft Co2
I couldn’t find a good replacement that matched the shape of the Zarya, but this will work as a flash bang and more accurately is the shape of the M7290
There is a separate set on the same page for a set of 5 to give you a variety of flashbangs and normal grenades, which I’ll link Here
$Unknown
The entire site is in russian, and since it is the actual item, it more than likely won’t ship anywhere