Kel-tec Sub 2000 Gen 3

[OK Corgi Rancher]

What's the difference between the gen 2 and the gen 3.?

Besides 1 generation!

The barrel on the Gen 3 rotates so you can leave an optic mounted and fold the rifle. Can't do that on a Gen 2. Few other minor differences but that's the big one.

Looks like this when folded:

 

[MR.T.]

Now that is rather sweet!

 

[OK Corgi Rancher]

And the barrel folds either way. Mine's made for the G19 mags. I prefer that because I have both a G17 and G19 and can use either mag. Of course it also accepts the 24 or 33 or whatever capacity Glock mags.