Cartridge id

[mike in co]

GUYS I BOUGHT A LARGE LOT OF BRASS AT AN AUCTION.
one 50 rd box is mil 5.56 cases(sorta 223 rem) shortened to aprox 1.4", neck length is .2, shoulder angle appears same as 223( by eyeball), 22 cal.

any one know what these are ?
thanks
mike in co

 

[John Kielly]

Mike,

.221 Fireball. The length matches up. For full dimensions, try here:

http://en.wikipedia.org/wiki/.221_Fireball

John