Rino John McCrap comes to mind...
Because they are members of the ruling class and it makes them very uncomfortable when the peasants have guns. This is as much as they think they can get now. So they’ll take it and wait anxiously for the next school massacre.
Pssst...
Republicans aren't worried about their Oath of Office (Defending and upholding that faded old parchment...) All they are worried about is getting re-elected. And right now the idiots in charge think gun control is a winning issue.
If the idiots in charge thought mandatory anal exams using red hot curling irons was a winning issue they would be for that.
They don't care about their Oath, it doesn't even register on their "inside-the-beltway-group-think" radar.