2-1 Disassemble the Rifle

  
  

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 3.  Remove the handguards.
 4.  Push the takedown pin.
 5.  Push the receiver pivot pin.
 6.  Separate the upper and lower receivers.
 7.  Pull back the charging handle.
 8.  Remove the bolt carrier and bolt.

Remove the handguards only if you
can see dirt or corrosion through the
vent holes. Handguards on the
M16A2 are interchangeable because
they are identical.