Forum: 300 Whisper Rifles and Pistols
12-17-2004, 10:40 PM
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Replies: 78
Views: 20,850
When I was first starting with the 30/221 I...
When I was first starting with the 30/221 I bought a M1S upper. I had to open up the gas port( I had it done by K2). It functioned fine with subsonics after that. I also used a carbine lower.
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