Deflecta-Shield 5540 Challenger Series Universal Brite Cargo Carrier Chest Deep molded tool tray provides storage for small items and sits above the ledge, allowing for maximum space inside the box Rubber floor mat keeps items in your box from shifting and sliding Extra think high grade diamond plate body will not rust, put or peel 3-piece box construction with fully welded seams provide extra strength Heavy duty J-bolt mounting hardware means no truck bed drilling for most installations