BF-102 is a set of heavy duty cast iron bed rail fasteners used to join the side rails to the head and foot boards of wooden antique or vintage beds. The fasteners are sold in sets of four which is enough to do one complete bed. Screws are not included. The oval pieces are imbedded in the head and foot board. The fit should be secure and can be refined with a little filing if needed. Another option to filing the iron portion, is for minor alterations to be made to the bed frame. Please note that altering the frame of the bed may impact it's value. Post anchor is 4 7/8" high by 1 3/16" wide. Rail hook is 4 3/16" high by 1 1/4" wide.