The Buyers Products Diamond Tread Aluminum Chain Carrier provides excellent storage space for tire chains. It's perfect for Class 8 trucks, with reinforced structural steel construction and a corrosion resistant black powder-coated finish. The chain carriers include hinged, TIG-welded aluminum diamond tread covers with locking hasps. The chain carriers are pre-drilled for simple frame mounting. Provides reliable storage and control of your tire chains. Ideal for Class 8 over-the-road freight haulers. Freight haulers carrying tire chains Keeps tire chains securely in place with reinforced, TIG-welded structural steel construction and aluminum diamond tread cover. Mounting is easy with pre-drilled mounting holes. Hinged diamond plate cover comes with lock hasp for secure use.