The Ruger 10/22 I have is one of the 'Delux' ones witha floated barrel, its probably not 100% as accurate as my old cz but theres so little in it you wouldnt notice, plus for bunny bashing its more than good enough, and you can get loads of part if you want anything and they are cheap as chips.
I would also recomend buying second hand for a rimmy, there is not a great deal of point in buying brand new as they dont wear out the barrels etc like a centre fire.
I bought my CZ new and the Ruger second hand.
I got a cracking deal on the ruger, it came in perfect nick now wear marks, rub