After reviewing lots of load data, I've concluded that the 6.5 Remington Magnum is the most efficient 6.5 cartridge. I've owned the 6.5-06, 6.5-284 Norma and 6.5x300 Weatherby. My next gun build will either be the 280 AI or 6.5 Remington Magnum. Both are a great deer, elk and moose cartridge.




















































