Rev-A-Shelf''s polymer lazy susans are revered as the best on the market. Whether you are replacing an old unit or just adding a lazy susans to your corner cabinet. You will not be disappointed with the high quality design and the durable rotating hardware that makes installation simple.-Included: (2) Shelf White Kidney-Shaped Polymer set with telescoping shaft and mounting hardware-Independently rotating molded Polymer hardware-Injection molded plastic supports-Kidney Lazy susans do not attach to any door-Telescoping shaft adjust from 26"H to 31" H-Designed for Corner Base Cabinets-Construction: Injection molded polymer plastic designed for durability-Shelf Weight Rating: 20 lbs. per sqft