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Posted: 1/9/2005 7:35:47 PM EDT
Thanks guys

Mike
Link Posted: 1/9/2005 7:39:53 PM EDT
Link Posted: 1/9/2005 7:40:48 PM EDT
A1-Rear sight enclosed in carry handle, triangle handguards
A2-Rear sight separate piece of carry handle, round handguards
A3-Removeable carry handle w/A2 style rear sight on the handle
A4-Flat top, no carry handle
Link Posted: 1/9/2005 7:41:50 PM EDT
[Last Edit: 1/9/2005 7:42:23 PM EDT by hoaapple]
a2


a3/a4 (no difference for us lowely civies)


oh yeah, im a visual learner.
Link Posted: 1/10/2005 9:25:21 AM EDT
in AR terms-
A1-first style sights no elevation adjustment just 2 aperatures
A2-new style sights with elevation adjustment and 2 aperatures
A3-flat top upper
A4- same as A3

in military terms
A1-rifles you see in vietnam fireing capabilites of Safe,semi, and full auto
A2- new sight system and firing capabilites of safe, semi, and 3rnd burst
A3-same sight as A2 but with firing capabilites of Safe, semi, and full auto
A4-flat top upper with firing capabilities of safe, semi, and 3rnd burst (also ussually has a rail system handguard like the marines m16A4's im sure everyone has seen)
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