.30-40 Krag | Rifle Blank Ammunition | 20 Rounds Over the years

Over the years

but long tip blanks are often more reliable in magazine-fed rifles

It is impact-safe

and use proper eye/ear protection

.30-40 Krag | Rifle Blank Ammunition | 20 Rounds Over the years. 30 40 Krag Blank Ammunition (For use in Real Guns) Box of 20 Rounds The . 30 40 Krag, also known as . 30 U. S. and . 30 Army, was developed in the early 1890s and became the first smokeless cartridge used by the United States Army. It was modeled after the . 303 British, which has a similar geometric shape. The Army also adopted a standardized loading of 220 grains. Blank cartridges will not cycle automatically without the use of a blank firing