Petersen's Hunting Federal 7mm Backcountry: A New Standard In Ammo Performance Federal's new cartridge uses military tech to produce unprecedented performance. Federal’s new 7mm Backcountry is optimized for use with heavy-for-caliber bullets ranging from 155- to 195-grains. (Photo courtesy of Joseph von Benedikt) March 11, 2026 By Joseph von Benedikt Affiliate Disclosure: This page contains affiliate links. We earn from qualifying purchases.Federal’s 7mm Backcountry shoots high-BC bullets faster than all competitors, including the big magnums. And it does so out of a case about the size of a .30-06. Even more impressively, the Backcountry is as fast in 20-inch barrels as most magnums are in 24- to 26-inch barrels.This new cartridge could be the most significant evolution in cartridge technology...Continue Reading