You should never mount a plastic sight on a gas block to begin with . or meltdown should be expected
I've tried it both ways with a holosight.
My preference is absolute co-witness.
I dunno. It just "feels" right to me.
War is the continuation of politics by other means. Carl von Clausewitz
VThe best argument against democracy is a five-minute conversation with the average voter.Winston Churchill
Absolute Co witness for me.. always.