Saddle fitting with back riser pad

[ahlam1399]

Hi, I have just bought a new saddle and the saddle fitter fitted it with a pad that had shimmies in the back? My gut tells me this is wrong and the saddle should be fitted without. What do other people think?

أكثر... (http://www.horseandhound.co.uk/forums/showthread.php?764611-Saddle-fitting-with-back-riser-pad&goto=newpost)