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Posted: 3/19/2005 10:04:07 AM EDT
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Why does the A2 have an elevation adjustment, and why does the A1 only have an adjustable front sight ? Also there are both types of flip-up BUIS. While most flip-up buis are non adjustable in elevation, most fixed sights are. What are the advantages and disatvantages? |
Nothing personal, but you sound like my 5 year old nephew asking why the sky is blue. Apply a little common sense and you can answer your own post. |
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