[QUOTE=Redhat;472492]One thing that gave me pause was the de-cocker...felt really abrasive under my thumb and the mechanics were unusual for me as I've shot mostly Beretta M92s./QUOTE]
It was a concern for me as well. I did not care for the feeling of the ambi lever moving under my grip. After some time, though, it doesn't bother me in the slightest. Also, in practice I've not felt the lever was rough at all.