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Page AR-15 » Optics, Mounts, and Sights
AR Sponsor: bravocompany
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Posted: 10/9/2005 3:47:06 PM EST
What does the "z" mean.  Is it only relevant to the M4 or the M4 and A4???

Please explain if someone can..

Thanks
Link Posted: 10/9/2005 4:43:46 PM EST
[#1]
Z=Zero

Found this interesting web site....

http://www.globalsecurity.org/military/library/policy/army/fm/3-22-9/c02.htm#fig2_9
Link Posted: 10/9/2005 4:59:55 PM EST
[#2]
Page AR-15 » Optics, Mounts, and Sights
AR Sponsor: bravocompany
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