Reflex sight (Fallout 76)

The reflex sight is a weapon mod for various weapons $$

Crafting
Weapon modifications will modify an existing weapon, and any modifications previously equipped on the weapon will be destroyed, not unequipped. Loose mods cannot be crafted. For modifications unlocked through scrapping, the corresponding weapon must be scrapped in order to learn how to craft it.
 * .44 pistol


 * 10mm pistol


 * Assault rifle


 * Crusader pistol


 * Gatling laser


 * Gatling plasma


 * Gauss shotgun


 * Harpoon gun


 * Laser gun


 * Pipe bolt-action


 * Pipe gun


 * Pipe revolver


 * Plasma gun


 * Radium rifle


 * Railway rifle


 * Submachine gun


 * Syringer


 * Tesla rifle


 * Ultracite Gatling laser


 * Ultracite laser gun


 * Western revolver

Location

 * Craftable at any weapons workbench.
 * Loose mods may randomly be found in the following regions:
 * The Forest (Syringer)
 * Ash Heap (Gatling plasma, harpoon gun and railway rifle)
 * Toxic Valley (Submachine gun and syringer)
 * Savage Divide (Gatling plasma, harpoon gun, radium rifle, railway rifle, Tesla rifle and submachine gun)
 * The Mire (Gatling plasma, harpoon gun, radium rifle, railway rifle and Tesla rifle)
 * Cranberry Bog (Radium rifle and Tesla rifle)
 * Loose mods may also be for sale from vendors.
 * The mod for the Enclave plasma gun is unlearnable and thus can only be obtained already attached to an existing weapon found in the world. The loose mod exists in the game files, but cannot be found in-game.