Originally Posted by StickShift

There was one other run of full underlug-less 617s produced - the run of 617 Mountain Guns that Sportsmans Outdoor Superstore had last year. Here's a thread detailing them:

22LR MOUNTAIN GUN!?

AFAIK, they were a one time run that sat in the vault for years before being sent to a distributor. I don't think any of them have been resold yet, but when that does happen, the price will be significant.