When I phoned the PC about these (4"ers) around the fall of '97, and chatted with Tom I think, he was pretty excited about them. I seem to remember reading several teams used these in the Winter IDPA national about that time as well. After reading Grinder's post, I pulled my 4" out of the holster - its' S/N is in the mid 200's. This trigger is smooth and clean; the pistol shoots much better than I do. Those first 150 pistols should be even more desireable.
I missed out on the alloy framed 5"er I wanted.
But the 4"er is real nice, a keeper: