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Old 01-14-2013, 22:59   #17
LA_357SIG
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Join Date: Aug 2006
Location: Not Los Angeles.
Posts: 1,224
Quote:
Originally Posted by Meanie5470 View Post
My gas block has 2 allen screws on the bottom clamping the block to the barrel, That would mean its not pinned right? The top of the block is a rail section not an a frame.
I have heard that drilling a little of the barrel under the allen screws will help lessen the chance of the block moving. If it were me, I would have it pinned on by ADCO, if I felt I couldn't do it myself.

http://www.adcofirearms.com/shopserv...op_.cfm?code=5
Black Rifle Forum

I prefer this way:
Black Rifle Forum

But this way is the best way if it already had a FSB installed:
Black Rifle Forum
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