Rev-A-Shelf''s 4NW series lazy susans are at the top of the line when it comes to lazy susans. Whether you are replacing an old unit or just adding a lazy susans to your corner cabinet, you will not be disappointed with the 2-3/8" steam bent rim, 5/8" thick Maple tray bottom, beautiful chrome accent hardware and the overall furniture grade construction. This tray is above the rest.-Included: (1) Wood D-Shaped shelf with 10" Aluminum bearing-Hardware Type: Rotating bearing that mounts to a shelf-Doweled reinforced butt joint for strength-Furniture grade steam bent solid wood rim -Designed for Corner Base Cabinets-Construction: Fully Assembled Maple Wood construction with a clear coat finish for durability-Shelf Weight Rating: 20 lbs. per sqft