Rev-A-Shelf 3" Base Pullout Fillers, Natural Package Contents:(1) Wood filler, (3) adjustable shelves with Chrome rails and mounting hardware Assembled Dimensions: 3" W x 23" D x 30" H 100lb Full-Extension Ball-Bearing slide system Comes fully assembled and ready to install Attractive wood construction with durable clear finish and chrome rails accents This is an aftermarket of generic part