Fat Man Little Boy Kit

 is a weapon mod for Fat Man (Fallout: New Vegas) in Fallout: New Vegas.

Effects
The  is a weapon modification for the Fat Man (Fallout: New Vegas) in which the weight of the Fat Man (Fallout: New Vegas) is decreased by 50%, making the new weight 15.00 instead of 30.00.

Locations
This weapon mod can often be found at the Gun Runner store between levels 14 and 17 and sometimes at level 18+. Can also be bought at the silver rush

Behind the Scenes
The Little Boy was one of the two atomic bombs dropped on Japan during WWII (the other being the Fat Man).

Appearances
The appears in Fallout: New Vegas.

Bugs
On the xBox 360, this mod does not reduce the actual weigth of the Fat Man (Fallout: New Vegas) weapon. In the Pip-Boy, it's weight will be displayed as 15 after allpication of the mod, but the inventory weight count still has it at an actual 30 pounds.

Edit: giving the modded Fat Man (Fallout: New Vegas) to a companion and then taking it again after fast travelling to another location seems to fix this issue.