To protect the rear, the footpeg sliders from the 790 Duke fits just fine, and provide a sacrificial bit of nylon instead of the expensive aluminium piece. Get yourself some piece of mind for cheap (P/N 61303946044, $13). Thanks Orfeas for the find!

Alternatively, if you have access to a 3D printer, advrider inmate Marchyman made a model to do the same part.