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Rifles, Reloading, Optics, Equipment
Reloading
300 RUM with new high BC 200gr SMK
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<blockquote data-quote="Calvin45" data-source="post: 1875496" data-attributes="member: 109862"><p>Nope but I am intrigued about them in my .300 win, might give them a try yet. They recommend a 1:9 twist but I actually emailed Sierra a while back and confirmed that my 1:10 twist would be fine at 300 win mag velocity and at any elevation above sea level - the 1:9 recommendation was apparently for ensures stability at .308 win velocities at sea level, making sure.</p></blockquote><p></p>
[QUOTE="Calvin45, post: 1875496, member: 109862"] Nope but I am intrigued about them in my .300 win, might give them a try yet. They recommend a 1:9 twist but I actually emailed Sierra a while back and confirmed that my 1:10 twist would be fine at 300 win mag velocity and at any elevation above sea level - the 1:9 recommendation was apparently for ensures stability at .308 win velocities at sea level, making sure. [/QUOTE]
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Rifles, Reloading, Optics, Equipment
Reloading
300 RUM with new high BC 200gr SMK
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