12.7mm Round

 is a Ammunition in Fallout: New Vegas.

Characteristics
The 12.7mm round is a .50 caliber (12.7 being the actual measurement, .50 caliber being a name)is used in the 12.7mm pistol

Used in

 * 12.7mm pistol

Appearances
The 12.7mm round only appears in Fallout: New Vegas.