Yeah, I'd like to know more about his modifications.
Re. optilocks, I'm not crazy about any ring maker who can't be bothered to supply their product with decent screws. Penny wise, inch-pound foolish.
Ask him
Decent screws really? You have to use a carbon steel allen wrench or torx wrench(current production) and I can guarantee you will not have an issue. I don't like ringmarks on my scope and I like them to stay in place.
