I don't have that back rest but I'm sure there is a RAM mount that will mount on it and away you go.
2012 Victory Cross Country Tour, Sunset Red.
Parts added to make her louder, faster and more mine.
Stage 1 filter and pipes, Lloydz VFIII & ATW.
Clearwater Darla, LED GLO, emergency lights and siren.
Bushtec hitch and harness, Kompact Kamp trailer.