Forum: 300 Whisper Ammo and Reloading
06-25-2008, 03:22 PM
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Replies: 16
Views: 2,344
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Forum: 300 Whisper Ammo and Reloading
06-25-2008, 08:59 AM
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Replies: 16
Views: 2,344
Range report
Well I shot with the gas tube shut off and it still spit primers. All were super sonic cor-bon 150gr JSP listed at 1900 fps.
I opened up the tube 1.5 turns and the gun cycled fine unless it...
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Forum: 300 Whisper Ammo and Reloading
06-21-2008, 09:27 AM
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Replies: 16
Views: 2,344
Barrel
It's a Model 1 sales upper. I got to thinking and decided to make a CERROSAFE casting of my chamber. It looks good. The only 2 dimensions that are a little different than the Sierra manual are ......
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Forum: 300 Whisper Ammo and Reloading
06-20-2008, 09:14 PM
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Replies: 16
Views: 2,344
Grew about .003
http://home.comcast.net/~kdiver/MOD_3303.jpg
http://home.comcast.net/~kdiver/MOD_3304.jpg
Grew .003
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Forum: 300 Whisper Ammo and Reloading
06-20-2008, 08:36 PM
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Replies: 16
Views: 2,344
Factory loads
I just want everyone to know the picture is of factory cor-bon loads, not my reloads.
Cor-Bon 150 gr JSP 1900 fps 1200/energy. Looking at my Serria manual that is a little hotter than I thought...
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Forum: 300 Whisper Ammo and Reloading
06-20-2008, 05:15 PM
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Replies: 16
Views: 2,344
Carbine length
Carbine length gas system. It's a stock DPMS lower. I tried them with both of my lowers one is a factory A2 style lower and the other is one I put together with an adjustable stock. I don't have...
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Forum: 300 Whisper Ammo and Reloading
06-20-2008, 11:01 AM
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Replies: 16
Views: 2,344
Soft Cor-Bon brass ?
I went to the range yesterday to work on a good sub-sonic load that would cycle my AR.
While I was at it I shot a few of the 150 gr 1900fpc rounds I bought from cor-bon. Look how the brass was...
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