Forum: 300 Whisper Ammo and Reloading
09-29-2010, 12:12 PM
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Replies: 6
Views: 1,390
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Forum: 300 Whisper Ammo and Reloading
09-28-2010, 11:35 PM
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Replies: 6
Views: 1,390
Ok in an attempt ot determine the COAL, I...
Ok in an attempt ot determine the COAL, I inserted a unprimed empty case with a Sierra 220 HPBT into the chamber and relaesed the bolt to seat the round. Ejected the round and measured the case of...
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Forum: 300 Whisper Ammo and Reloading
09-28-2010, 03:53 PM
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Replies: 6
Views: 1,390
SSK 10.5 AR15 Upper COAL
Jus looking to see if there is anyone on ethis forum that has an SSK 10.5 AR15 Upper. I would like to know what there Case Over All Length is with Sierra 220 HPBT.
I was at 2.235 but saw here that...
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