This seems to work for us. Three different guns in three different shooters. shooter number 1 (my son age 50) shooter number 2 ( my grandson age 21, young eyes) shooter number 3 (myself age 75) all 3 rifles are Bergara Precision Elite with the Orias chassis In the 6.5 Creedmoor Rifle number 1 shoots with a Razor HD AMG 6-24x50 FFP, Hellfire self timing muzzle brake Rifle number 2 shoots with a Arkin SH-4 Gen 11 6-24x50 FFP,Hellfire self timing muzzle brake Rifle number 3 shoots with a Arkin SH-4 Gen 11 6-24x50 FFP, Hellfire Match self timing muzzle brake. While waiting for my EP5 5-25x56 FFP VPR All 3 rifle shoot off a Harris bipod BRS 6-9 After shooting 1000 yard range with 8 to 12 mile mph wind from the left. Shooter number 1 placed 18 rounds out of 20 in a 9 inch circle. Shooter number 2 shot 1.70 inch group, young eyes Shooter number 3 shoots 4-5 in groups Loading Data Bullets…Hornaday 140gn ELD-M Cases…Lapua brass I prefer small primer but large primer works just as well Powder… 42.2 gn of Shooter's World 4350 Ballistics…2477 fps Extreme spread=6, SD=2.6 (not the fastest but very consistent). Loading equipment Rcbs Matchmaster - full length-bushing set Black Nitride Expander Mandrel .262 Dillion 650 Rcbs Matchmaster powder dispenser Stainless steel media with Tumblr Annealer every time, I use an Annealeez LabRadar Measuring powder is extremely important. I find neck tension is just as important if not more so.