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3/22/2014 5:16:23 PM EDT
I assembled a lower today with a colt a2 stock. The buffer was not complete round, rather it had 3 notches in it?  Is this normal and should the buffer face be clocked one way or another?

Thank You
3/22/2014 5:18:36 PM EDT
[#1]
Those flat areas help in removing/installing the buffer past the retaining detent.

When you insert the buffer into the tube, line up one of the flats to get it to go over the detent easier.

3/22/2014 5:29:48 PM EDT
[#2]
normal. just enjoy shooting!! no problem!!
3/22/2014 5:32:50 PM EDT
[#3]
Makes sense.  Never dawned on me while installing it.

Thank You!
3/23/2014 5:16:24 PM EDT
[#4]
The buffer originally was round in the beginning, but it was found to trap dirt/debris; therefore was redesigned with those flats to help clear out the lower receiver extension.
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