Home Forums Reloading Big Game Rifles 280AI Elk Bullets & Powder

Was at the range today, just putting a few out of my Kimber 280AI. 140g TTSX over RL22 with Fed215. As the day warmed up, the groups crept up. In fact 2inches at 100m after a 15 Degrees Celsius change (summer here)... time to try a different powder. A real shame, as they group at .5inch too...