This new caliber is available to purchase!
That means all the casings have been produced, inspected, and packaged.
400 Legend is the Second caliber we've introduced in 2025, but it will not be the last!
Stay tuned to the "In Development" Tab on the website to get updates on future calibers!
The Ballistician testing data is now available!
https://petersoncartridge.com/ballistician-testing...
