11x60mm

11x60mm refers to a specific cartridge size used in firearms. The "11" typically denotes the bore diameter in millimeters, and the "60" indicates the case length, also in millimeters. This designation is part of a standardized naming convention for ammunition.

Cartridges of this size were historically used in various firearms, particularly in the late 19th and early 20th centuries. Its development was often driven by the need for more powerful handgun ammunition than was previously available, or for specific rifle or carbine applications. The exact performance characteristics, such as muzzle velocity and energy, would depend on the specific projectile weight and the powder charge used by the manufacturer.

Ammunition designated as 11x60mm is not as common in modern firearms as some other calibers. Its prevalence is largely historical, and it may be found in antique firearms or specialized reproductions. The rarity of this ammunition means it can sometimes be challenging to source for collectors or enthusiasts who own firearms chambered for it. Information regarding specific firearms that use this caliber is often found in historical firearms catalogs and collector guides.