saddletrees
/ˈsædəlˌtriz/
noun
- The frames or bases of saddles, over which the rest of the saddle is built.
- Modern saddletrees are often made from synthetic materials for durability.
- The craftsman carefully carved the wooden saddletrees to fit the horse's back.
- He learned to shape saddletrees from his grandfather, who was a saddle maker.