I was going to obtain the gainer, (incendiary 44.), and found a the same weapon in a legendary enemy, without the customizations :/ (my game is in spanish) : r/fo4
Unique Replacers - Big Gainers at Fallout 4 Nexus - Mods and community
Fallout 4 "THE GAINER" Location - Unique / Legendary Fire Revolver - Best Weapons in Fallout 4 - YouTube
Where To Find Legendary Weapon "The Gainer" in Fallout 4 - YouTube
Heres "The Gainer location". : r/fo4
Bobblehead Locations - Fallout 4 Guide - IGN
Ten Ton Hammer | How to Get "The Gainer" Legendary Revolver - Fallout