ruger pcc

Does anyone have one? What're your thoughts? What aftermarket parts have you put on it?

was looking at some reviews on pistol caliber carbines from people who own them and why they got them and do and/or don't like about them. thinking about this as a range toy/practice gun in 9mm. the ones I have in mind are the Ruger and the Beretta. From my impressions - the people I saw...