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Specific Parts for the A3

Main Menu > How the AR-15 Operates... > Specific Parts for the A3

If you have trouble viewing this, click here for a low-resolution video.

This video clip covers the use and aftermarket sights available for the A3 or Flattop receiver. PDF instructions also available.

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WARNING: Never attempt to disassemble or reassemble a firearm unless you are absolutely certain that it is empty and unloaded. Visually inspect the chamber, the magazine and firing mechanism to be absolutely certain that no ammunition remains in the firearm. Disassembly and reassembly should follow the manufacturer’s instructions. By using this website and viewing this video you are subject to our Terms of Use.