These internal frames are just the thing for carpet bags and doctor's bags. They have quality, barrel type hinges and are used in The Companion Carpet Bag by Sewing Patterns by Mrs. H.
Size: Small (8 1/2" X 3 1/2"
Easy to install with a mini screwdriver. Here is a helpful video tutorial by Reece from Happyokapi.ca
proceed to checkout
-------- OR --------