Mar 17, 2021 · The 300 Winchester Magnum is a long action belted magnum introduced in 1963 by Winchester Repeating Arms. It is a necked down, shortened, and slightly blown out cartridge based …

Nov 18, 2024 · Hello everyone, I wanted to ask the gurus some 300 win mag load information questions. I find my most reliable and accurate 300 win mag loads to be 63.5 grains of IMR 4350 & 4831 With a …

Jan 25, 2025 · My reloading techniques and final loads would be way over pressure in a rifle of the same caliber you might use. So, to answer your question, out of my 24" Christensen Mesa .300 Win. Mag. …

Mar 16, 2023 · It looks to be somewhat bulky for a ball powder just looking at hodgdons load data. They list 81.1gr max as compressed in a 300win with a 208, compared to 78gr of h1000 being compressed.

Aug 19, 2018 · Hey guys, I’m buying a Christensen arms MESA long range in 300 win mag here next week. I am new to the round and this rifle so does anyone have any load data for me to start with. …

Mar 28, 2016 · Hi guys Anybody hast experrience with ELD-X 212grs and .300 win mag federal brass? I wanna load with H1000 and I'd like to load 76-78 grs of powder. My rifle is Steyr SSG04 and I have …

Apr 4, 2020 · I started load development for my 300 win mag with the 215 gr Berger Hybrid and H1000. Today I shot a pretty flatline from 75.2 gr to 76.4 gr averaging 3006 fps with 9 ES and 4.3 SD. …

Feb 11, 2025 · I'm new here and new to precision reloading. I'm having trouble getting a group with my bergara b14 hmr 300 win mag. Reloads. Right now I have h1000 powder, Peterson long brass, cci …

May 2, 2023 · The Berger manual for Retumbo in 300 win mag has 75.5 gr min and 79.6 gr max listed for the 210 vld with a coal of 3.34”. You could start around 76 gr and work up with the 205 eh …

Aug 27, 2020 · Just finished up load work for this bullet in my son's new Browning X-bolt Hell's Canyon speed 300 Win Mag. Here's the components: Gunwerks (ADG) brass Ramshot Magnum powder …