Sierra's Infinity 7 Exterior Ballistics Software is compatible with Windows 2000, 7, 8, Vista or XP. A Suite version, which includes the Sierra Bullets 5 th Edition Reloading Manual on CD-ROM, is ...

That’s good advice with regular bullets, say Sierra 180-gr. Pro-Hunters. However, 200-gr. bullets are too much for the .308’s moderate-size case, causing a steep decline in velocity and ...