Home AR-15 AR-15 upper assembly Pt 1

AR-15 upper assembly Pt 1

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My AR-15 upper assembly

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9 COMMENTS

  1. yes just a small fraction of the screw head was rubbing the rail. I backed it out and tried again, but it already made a small mark on the receiver. I just scred it on and hit the mark with a black paint pen from birchwood casey. Thanks for watching.

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