Just posting a heads up that Dawson Precision just released a new fixed sight design this week. I saw the prototype earlier this week and they are a solid piece of work. Rear sight notch width can be had up to a .145 but other widths are available.
Details can be found here… DP Charger
http://www.dawsonprecision.com/ProductDetail.jsp?LISTID=80000C76-1275918791
XD versions are shipping now. Glock and M&P sights will follow.
Thanks