johnf Posted November 8, 2011 Report Share Posted November 8, 2011 I've got this sight on a gun I picked up and don't have a clue how to adjust it and can't find instructions. How the heck do I do it. AR-15/M16/M4 USGI BACKUP IRON SIGHT - Brownells [ATTACH=CONFIG]11113[/ATTACH] Quote Link to comment Share on other sites More sharing options...
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