Thread: 458 SOCOM: the journey begins!
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  #24  
Old 01-30-2010, 09:08 AM
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Spook Spook is offline
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Join Date: Aug 2005
Posts: 499
I'm looking for a way to backbore my 16" down to 12" of rifling and crown,with 4" of "free bore" to the muzzle.
MartyTW has had this caliber functional in 8" of barrel.
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