Acog sight and BUIS?

I know they are for back up but, do you really need them? The Acog is supposed to be really really solid, and tough. They are water resistant, and can take a beat down. I don’t own an Ar-15 yet, and I was just wondering what the gunblr opinion is on that situation?

#gunblr
#acog
#ar15
#crackcocaine

#jardins de marqueyssac
#dordogne
#france
#garden
#nature

GREEN TOWNSHIP, HAMILTON COUNTY, Ohio — A 22-year-old Green Township man and a 19-year-old Delhi teen was arrested in connection with the robberies of the carryout restaurant and a drive-thru in Green Township, according to the reports.