Forum: 300 Whisper Rifles and Pistols
06-06-2010, 04:37 PM
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Replies: 47
Views: 7,995
My only 7" ARs are in 223. My shortest 300...
My only 7" ARs are in 223. My shortest 300 whisper is 10.5 with the gas port at the same position as a 7" pistol. No doubt you can move the gas port closer to the chamber and still use a...
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