Im seeing more and more guys who shoot EVENTS or match
with there BUIS placed over the Delta ring.
and they win
Now on my Old Shorty A1 I ran a ML2 on a arms 39 gooseneck/QRP
It does seem Faster than my M4 witha Larue cantilever and ML2
or my eotech 551/M4
If I had a rail that was uninterrupted on my M4 I would move my ML2 way down