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Rifles, Reloading, Optics, Equipment
Rifles, Bullets, Barrels & Ballistics
Optimum 7mm-08 twist rate
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<blockquote data-quote="koja" data-source="post: 2698903" data-attributes="member: 10218"><p>Throat the ackley or 7mm SAW with .150 Several reason Ackley did what he did.Most Ackleys have short throats,Factory throats back in the P.O.'s day had long liability throats.7-08 wasn't his,but I think it is .060 throat.Less bolt thrust and shortening throat back closer to bullet ogive ,while fitting in magazine.More velocity,yes,not as much as I thought.Example my 788 has been a 6mm,then 6mm ackley now a 7-08 Ackley,perfect fit for the short magazine,easier bolt lift with 7-08 max loads and the biggest plus,is accuracy with shorter bullets, cause they are closer to rifling and still runs heavier bullets fine.Even a new Tikka 6.5-55 swede have throats to allow the loading of a norma 160 round nose fmj,it's loooong, look at the hornary 160 rn,</p></blockquote><p></p>
[QUOTE="koja, post: 2698903, member: 10218"] Throat the ackley or 7mm SAW with .150 Several reason Ackley did what he did.Most Ackleys have short throats,Factory throats back in the P.O.'s day had long liability throats.7-08 wasn't his,but I think it is .060 throat.Less bolt thrust and shortening throat back closer to bullet ogive ,while fitting in magazine.More velocity,yes,not as much as I thought.Example my 788 has been a 6mm,then 6mm ackley now a 7-08 Ackley,perfect fit for the short magazine,easier bolt lift with 7-08 max loads and the biggest plus,is accuracy with shorter bullets, cause they are closer to rifling and still runs heavier bullets fine.Even a new Tikka 6.5-55 swede have throats to allow the loading of a norma 160 round nose fmj,it's loooong, look at the hornary 160 rn, [/QUOTE]
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Rifles, Reloading, Optics, Equipment
Rifles, Bullets, Barrels & Ballistics
Optimum 7mm-08 twist rate
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