No It still closes about 1/2 the time or more on the last round and you reminded me that I should figure it out. Maybe Doc can help us with a few ideas. I did change to Lubraplate a grease that contains Molybdenum and it seems to have stopped the ware on the toggle parts.
As I will be 68 next month my eyes are not quite as good as they were when I was younger and I found that a little Red and White nail polish on the sights helped for a lot quicker and more accurate aiming. See Pics.