The conversion will work in regards to safety. However, it will most likely make your semi-auto a single shot. Don't be disappointed in your decision friend. You will have a great rifle that will certainly be handed down to your grand-children. The iron sights on the AR are easy to master...1,158,107 raw Army recruits(give or take a few thousand)are sent into operational units every year and each has 'qualified' with the M16/M4!
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Duct-tape...