Royal King saddles are Asian made junk. I would not buy one or take one if it was given to me. You're much better off buying an older used saddle, that is a quality American made brand.
Crest Ridge saddles have a few different trees and higher pommels, that are more likely to fit a TB type horse. They sometimes have "Scratch & Dent" saddles at a reduced price, or used saddles. CrestRidgeSaddlery.com Custom Saddles and Tack