Boximus 750mm Aluminium Under Tray Toolbox – Flat Plate The Boximus 750mm Under Tray Toolbox is built tough from 2mm flat plate aluminium, giving you no-fuss, heavy-duty storage under your Ute or truck tray. Whether you’re on the job or off the grid, it’s built to handle knocks, dust, and weather without missing a beat. No Rust. No Rattle. No Drama. Flat plate aluminium means no peeling paint or rusted-out corners — just solid, long-lasting performance. Wipe it down, and it’s good as new. Stainless Steel Gear Where It Counts. Comes with a solid compression whale lock and half-barrel hinges that won't quit. Dust-Resistant & Ready to Cop It Sweet. Fitted with rubber weather seals to keep out dust and rain — because we know your gear doesn’t stop when the weather turns rough. Set & Forget. DIY-install friendly. Just bolt it on and you’re sorted. Fits snugly under most trays without chewing up valuable deck space. No middleman, no fluff — just Boximus-quality gear built for Aussie conditions.Need more tough storage? Check out our Steel Toolboxes, Trundle Drawers, and Whale Tail Locks — all built to last and ready to bolt on.