Here are some recent reviews about this EOTech 512:
"Great quality and easy to zero. Delivery was on time. A friend bought a
cheap imitation and to be honest he wasted his cheap budget money on
the cheapotech he got"
"This thing is the bee's knees
There is no better optic for the price than the EOTech 512. Look no further, stop researching. Buy it now."
Read more reviews EOTech 512 Review here