All Rock N Roller Multi-Carts and accessories (shelves, decks, and extension racks) are covered under a 1 year limited warranty against defects in the material or workmanship for the frame and components. Casters and wheels carry a 60 day warranty against defects. Please note that modification of the cart or use of third-party accessories will invalidate your warranty. If you’re still unsure as to whether your cart is under warranty please send us an email (subject line: Rock n Roller Multi-Cart - Warranty Request) to info@rocknrollercart.com