A:AnswerIt does not have any current bracket options for 1700, you could find one somewhere but I'm not too sure. But it does not come with any inside the box. For the 12th gen CPUs I would recommend something a bit heftier or an AIO as these CPUs tend to run hot even under light load, so if you're doing light gaming or light productivity tasks you would experience some slowdowns.
A:AnswerIt's not horribly difficult to install but check with warranty guidelines if you take it up to get squad and they recommend that may do it for you. Also if it's a PC purchased thru BB they may do the install for you
A:AnswerIt was a bit of a tight fit for a 4 card mobo (B550 MSI gaming plus) but as long as the radiator and RAM don't make contact when petted on you should be fine. I was able to install my vengeance sticks with little extra effort