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Rifles, Reloading, Optics, Equipment
Rifles, Bullets, Barrels & Ballistics
Re-barreling one of my .308's - Twist rate?
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<blockquote data-quote="benchracer" data-source="post: 1385075" data-attributes="member: 22069"><p>You can experiment with "what-ifs" here:</p><p></p><p><a href="http://www.bergerbullets.com/twist-rate-calculator/" target="_blank">http://www.bergerbullets.com/twist-rate-calculator/</a></p><p></p><p>From what I can tell, if you want to go subsonic with 200 grain bullets, you are going to want an 8 twist. Whether or not the lighter bullets will still work will be heavily influenced by how light you want to go, how fast you want to push them, jacket thickness, and bore condition.</p><p></p><p>It looks to me like going slow and heavy will require a specialized rig. You WILL be sacrificing versatility. The open question is how much...</p></blockquote><p></p>
[QUOTE="benchracer, post: 1385075, member: 22069"] You can experiment with "what-ifs" here: [URL]http://www.bergerbullets.com/twist-rate-calculator/[/URL] From what I can tell, if you want to go subsonic with 200 grain bullets, you are going to want an 8 twist. Whether or not the lighter bullets will still work will be heavily influenced by how light you want to go, how fast you want to push them, jacket thickness, and bore condition. It looks to me like going slow and heavy will require a specialized rig. You WILL be sacrificing versatility. The open question is how much... [/QUOTE]
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Rifles, Reloading, Optics, Equipment
Rifles, Bullets, Barrels & Ballistics
Re-barreling one of my .308's - Twist rate?
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