some answers for the questions;

It is cased.
Bores are like they should be in a rifle used a couple of times, one very light scratch on the left barrel, otherwise the original barrels blueing is not having any signs of use. Inside as mirrors.
Shooting 2-3 inch groups at 100 meters.

Kicks like 22 rimfire, if I compare to my J.Nowotny .450 31/4 NE, which is pretty light one.
More pictures will follow later on.