Thread: Ar-15 300-221 Sbr
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  #6  
Old 04-14-2009, 12:30 PM
jrainw jrainw is offline
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Join Date: May 2006
Posts: 4
I had a JP on my 16" whisper. I didn't really like it becuase getting it set was always a guess and it wouldn't shut completely off. I put one from tp555 on my 10" and love it.
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