In my post from 2008 you can see the filler piece in the bolt.
A Review of the "New" Subcal Upper
As I posted yesterday, on November 30, 2007 I dropped a Postal Money order into the mail for a Subcal Upper for my M11A1 SMG. I knew full well from reading here and elsewhere that the reviews on this item was mixed at best. Being an owner of an M11 however, my upper choices are limited as most...
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