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Rifles, Reloading, Optics, Equipment
Rifles, Bullets, Barrels & Ballistics
What external ballistics topics would you like to see explored?
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<blockquote data-quote="ejg" data-source="post: 1139060" data-attributes="member: 12381"><p>Bryan, I presume it was done to death already however I keep asking myself how much effect do rifling grooves on the bullet surface have? effect drag/BC? Would say a polygon barrel have a positive effect downrange due to less surface damage or roughness? Less grooves better? etc. </p><p>best regards from PSE-Composites Ireland </p><p>edi</p></blockquote><p></p>
[QUOTE="ejg, post: 1139060, member: 12381"] Bryan, I presume it was done to death already however I keep asking myself how much effect do rifling grooves on the bullet surface have? effect drag/BC? Would say a polygon barrel have a positive effect downrange due to less surface damage or roughness? Less grooves better? etc. best regards from PSE-Composites Ireland edi [/QUOTE]
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Rifles, Reloading, Optics, Equipment
Rifles, Bullets, Barrels & Ballistics
What external ballistics topics would you like to see explored?
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