Johnson Hardware Mill Silver Door Mount Aluminum Bi-fold Hardware KitJohnson Hardware brings you the Aluminum Bi fold Door Hardware, the complete hardware set for bi fold doors. This Johnson hardware kit allows easy installation and is hardware that you can conceal. Allowing full access to closets, this bi fold door kit includes patented tricycle hangers with large ball bearing wheels that ride smoothly and quietly on convex shaped rails. There is a quick release clip on the hangers for easy mounting or dismounting of