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5/26/2007 5:43:08 AM EDT
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5/26/2007 6:53:47 AM EDT
[#1]
If they are transferrable you could sell 1 and buy 15 new M4s.

Easiest way to convert is to pull the entire upper and replace everything and sell the old upper.
5/26/2007 6:57:00 AM EDT
[#2]
.
5/26/2007 7:21:21 AM EDT
[#3]

Quoted:
Does the lower need M4 cuts?


By M4 cuts are you talking about the M4 feed ramps?  If so they are in the upper receiver not the lower.
5/26/2007 7:34:26 AM EDT
[#4]
Nevermind. My brain is not awake yet. Question is answered.
Thanks
5/26/2007 9:24:54 PM EDT
[#5]
no, the lower stays the same

the m4 cuts are in the upper
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