This optic is small enough that it would end up mounted behind the brass deflector and ejection port, as DefaultMP3 states. I hadn't thought of that...
I can not find any logo or any type of ID on it or the barrel nut. I even sent YHM an email with pics, no response. Looks to be good quality, got it...
I suspect an offset magnified optic will be very very difficult to level mechanically to track correctly when making sight adjustments. Similarly if...