Derringer trade rifle patchbox in brass

Derringer trade rifle style patchbox. Finial is 1 3/4" wide X 1 3/8" long. Door is 1 1/4" wide X 4 1/2" long. Sideplate width at widest point is 11/16". Overall length is 5 7/8" and overall width is 2 3/4". Available in brass, only.