I ordered 100 packs of a variety of likely candidates (Barnes MatchBurner 140s, Hornady A-MAX 140s, Sierra MK 140s and 142s, and Berger VLD 130 and 140s).
I have done powder load tests with Barnes MatchBurner 140s, Hornady A-MAX 140s, and Sierra MK 142s. They all ended up 'liking' 43.0gr of...