With the Jury Rigging perk it can be repaired by normal laser rifles.
This weapon also degrades very quickly and is very expensive to repair. It uses 3 microfusion cells when fired, causing it to have an effective magazine size of 8. It is the main weapon of the New Vegas Brotherhood of Steel. The new emitter fires three laser beams with each shot.
The tri-beam laser rifle has the appearance of a 'sawed-off' laser rifle, missing the tube on the bottom length of the barrel, being rather shorter than other models, and having a new emitter aperture and attached wires.
