This is a model of the Fallout 4 Laser Pistol by the works of Daniel Lilygreen from the website MyMiniFactory.com. The assembly consists of 36 parts to making printing, painting and assembly easier. This assembly also has a functional Microfusion Cell reload mechanism.
Link to Daniel's original model in MyMiniFactory: https://www.myminifactory.com/object/fallout-4-laser-pistol-18978
