Hello CE2020 and thank you for the feedback you posted on the Home Depot website. The plastic shelf included with the Moen Home Care 9 in. x 1 in. Screw Grab Bar with Corner Shelf in Chrome is not available to be purchased/replaced separately. If there is a warranty covered issue with the included shelf, the entire product is replaced under warranty. If the shelf is damaged/broken and it is not a warranty covered issue, a whole new Moen Home Care 9 in. x 1 in. Screw Grab Bar with Corner Shelf in Chrome will need to be purchased. Our product specialists are available for pre-purchase, installation and warranty assistance. They can be reached at 1-800-289-6636 and are currently available Monday through Friday from 9:00 am – 5:30 pm Eastern Time.