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Old 11-15-2012, 07:07 AM   #7 (permalink)
Ole' Papa Pump
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Join Date: Oct 2012
Location: Mentor, Ohio

Originally Posted by James_Blond View Post
the sterling is definitely older so the body should be sterling threaded. My guess is that is a lapco raptor to spyder adapter milled turned down 1/4 inch to screw all the way in.
I agree on it being a Sterling Thread.
Look at the extra barrel that comes with the gun, it appears to have a Sterling thread.
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