yes, the little wheel adjusts the trigger.
I haven't played with it yet. Factory setting is "just right" at this point.
It also comes with two extra sets of front and rear sights, so you can adjust the configuration to your liking (red, white, and blue are the colors. It comes with red front, white outline rear. The rear sight is adjustable.
It's actually pretty cost effective. $350 for the one I bought, the "base" model runs around $300.
Oh, the grip on the Deluxe has rubber inserts (the gray swooshies) ... and you can get those in different colors too.
Here's the
factory page.
I have the 6" barrel.