The 10.57mm (.416") Lazzeroni
Maverick cartridge was designed
and introduced in 1997 as a
totally new cartridge, not a wildcat
from some other cartridge.  
With a Projectile Diameter of
.416" and a case 30 degree
shoulder,  this cartridge exceeded
any factory cartridge  in velocity
and energy in 1997.
With a 400 grain projectile it has
a  velocity of 2452 Feet per
Second, and an energy level
of over 5341 foot pounds.
This is a custom loaded, inert
cartridge, but will  appear live.
Projectiles may vary.
10.57mm (.416")
$ 10.95
per Cartridge