The Real Solutions(TM) kidney-shaped Lazy Susan is made of robust polymer. It boasts a 360° rotating shelf capacity a chrome-plated telescoping post and an extra deep 1" rim height. Hardware includes a plastic wheel plate, on which matching shaft collar is detented on kidney shelves for adequate shelf alignment with screws onto the underside of the item. This model fits most 28" or 36" hinged-door corner cabinets. Post range from 26" to 34". Installation guide, 2 shelves, post and hardware included.