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Page AR-15 » Rifles, Uppers, Lowers, Barrels, and more
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Archived [ARCHIVED THREAD] - Flattop uppers
Posted: 12/18/2003 7:30:39 PM EDT
The Bushmaster flattops are designated A3, whereas the RRA flattop uppers are designated A4.  Is there any difference at all besides the number?

Link Posted: 12/18/2003 7:47:59 PM EDT
[#1]
You say tomato, I say toMAto [;)]

Link Posted: 12/18/2003 8:15:50 PM EDT
[#2]
So that's all it is.  Thanks. [:)] (venturing into the realm of the smiley).

Archived [ARCHIVED THREAD] - Flattop uppers
Page AR-15 » Rifles, Uppers, Lowers, Barrels, and more
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