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Rifles, Reloading, Optics, Equipment
Rifles, Bullets, Barrels & Ballistics
Out of the Box: Best Long Range Target Rifle/Caliber/Ammo Combo?
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<blockquote data-quote="Trickymissfit" data-source="post: 734549" data-attributes="member: 25383"><p><strong>Re: Caliber?</strong></p><p></p><p></p><p> </p><p>there's very little difference between the 6mm and the .243 from the shoulders back. But the neck is much better with the 6mm. Both rounds are near max bore capacity for a 24 caliber (per Ackley), but one is better. Better yet is to build a 6BG, and step back. It's similar to the .243 (1.552" shoulder deminsion) but with a 30 degree shoulder and a .33" neck length. Yet the case is formed out of a generic .243 case. Will push a 105 grain Amax to nearly 3000 fps without pressure problems, and the barrel will probably last 2000+ rounds</p><p>gary</p></blockquote><p></p>
[QUOTE="Trickymissfit, post: 734549, member: 25383"] [b]Re: Caliber?[/b] there's very little difference between the 6mm and the .243 from the shoulders back. But the neck is much better with the 6mm. Both rounds are near max bore capacity for a 24 caliber (per Ackley), but one is better. Better yet is to build a 6BG, and step back. It's similar to the .243 (1.552" shoulder deminsion) but with a 30 degree shoulder and a .33" neck length. Yet the case is formed out of a generic .243 case. Will push a 105 grain Amax to nearly 3000 fps without pressure problems, and the barrel will probably last 2000+ rounds gary [/QUOTE]
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Rifles, Reloading, Optics, Equipment
Rifles, Bullets, Barrels & Ballistics
Out of the Box: Best Long Range Target Rifle/Caliber/Ammo Combo?
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