Originally Posted by iridehorses
The build up will not change the angle of the bars on your saddle. It's helpful for a horse with a proper back for the angle of the bars but with a higher and more narrow wither area.
If your saddle does not fit his back the build up pad will not work and you are still left with the problem of hurting your horse. The bars of a saddle need to lay flat. If they are the wrong angle then the edges of the bars will be digging into his back.
^^^^ Did you read this??????????? That's why it will mess up his back!