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[ARCHIVED THREAD] - A1 upper sight question

Posted: 2/17/2008 4:22:05 PM EDT

I know this is a easy question but I couldn't find the answer. I just picked up an A1 upper and dont know the difference in the rear sight appertures. Can someone tell me which one to zero with and what is the difference. Thanks in advance

Posted: 2/17/2008 4:38:06 PM EDT

[#1]

www.geocities.com/offroadaviator/A1Zero.html

[ARCHIVED THREAD] - A1 upper sight question

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