The field manual for M16A1 and M16A2 Rifle Marksmanship states, “The larger aperture, marked 0-2, is used for moving target engagement and during limited visibility. The unmarked aperture is used for normal firing situations, zeroing”.

Last edited by 79S; 01/20/22.
Originally Posted by Bricktop
Then STFU. The rest of your statement is superflous bullshit with no real bearing on this discussion other than to massage your own ego.

Suckin' on my titties like you wanted me.