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Posted: 6/8/2001 1:14:24 PM EST
[img]http://dspace.dial.pipex.com/town/walk/gen55/dgca/images/M16A1/leftside.JPG[/img] 1:On the A1 version what is the indentation above the charging handle below the rear sight? 2: What is the protruding "box" on the upper reciever towards the front?
Link Posted: 6/8/2001 1:37:44 PM EST
1: It is proably just used to lighten the upper receiver. 2: That is the area where the cam pin rotates.
Link Posted: 6/8/2001 1:39:01 PM EST
Link Posted: 6/8/2001 1:42:01 PM EST
Link Posted: 6/8/2001 2:49:10 PM EST
Thanks Guys!
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