Rev-A-Shelf - 448-BC-11C - 11 in. Pull-Out Wood Base Cabinet Organizer (1) Wood organizer, (3) adjustable shelves with Chrome rails and mounting hardware 150lb Full-Extension Ball-Bearing slide system (US Patent # 7,306,301) Wood organizer simply fits into existing cabinet Full height cabinet required Includes patented door mount brackets for up to 5" of adjustability (US Patent #: 7,204,569)