Light Rail Molding Light Gray parts for kitchen cabinets RTA (Ready to Assemble). Size 1-1/4" Tall by 3/4" Thick with 3/4" x 3/4" Attachment surface.
Light rail is installed at the underside of a wall cabinet to help hide certain lighting fixtures.
It is common to use a 1/4" thick panel with light rail molding to finish the underside of a wall cabinet to give a custom look.
This (Snow White) Light Rail Molding is used in conjunction with a skin panel.