Great choice! Welcome to GT, too!
I've got the same setup on one of my G19 Gen4 pistols, and those sights work very well in daylight. The orange front looks to be the same type as what I've got on my G27, which are Trijicon HD sights. It's also a 3-dot tritium set, vs the I-dot pro setup.
Ammo by Dillon and Hornady