100% Brand new, never been used. Rugged Aluminum Diamond Plate. 19″(H) x 30″(D) x 31(W) Overall Size. Thickness of Box: 3.2mm/0.126. Thickness of Step Plate: 2.5mm/0.098. Quality Parts with Aluminium, Durable and reliable during various weather conditions. Built with durable, corrosion-resistant, diamond tread door with reinforced corners. Professional Installation Highly Recommended (No Instructions Included)?? 31″X30″X19 Aluminum Diamond Plate Step Battery Tool Box For Peterbilt 378 379 389. As shown in the pictures. Peterbilt 357, 377, 378, 379, 359,385, 389 and others. Diamond Plate Step Tool box. For Peterbilt 379, 359, 385, 377, 378,357 and others. Box body Plate Thickness. 5 Bar Tread Pattern. Working hours: 8:00 to 17:00 on weekdays. At other times, we will contact you as soon as possible when we see a message. We always strive to provide the best service and reliable products for every customer. If you are happy with the product, please share it with your friends. If for any reason you are not satisfied, please do not be so quick to leave negative or neutral feedback. Hoses, Lines & Pipes. Turbos, Superchargers & Interc. Auto Tool Boxes & Storage. Brakes & Brake Parts. Brake Hoses, Lines & Fittings. Chassis, Suspension & Brakes. Lift Kits & Parts. Engine Oil Coolers & Lines. Other Engine Cooling Component. Engines & Engine Parts. Engine Sensors & Switches. Rocker & Valve Covers. Rocker Arms & Parts. Exhaust & Emission Systems. Clamps, Flanges, Hangers & Har. Exterior Parts & Accessories. Exterior Locks & Lock Hardware. Splash Guards & Mud Flaps. Gaskets, Seals & Hardware. Tools & Workshop Equipment. Ignition Systems & Components. Ignition Wires & Coil Boots. Interior Parts & Accessories. Shop Equipment & Supplies. Engine Hoists & Stands. Jacks & Jack Stands. Clutch & Drive Belts. Starter, Alternator, ECUs, Wiring. Alternator & Generator Parts. Control Arms, Ball Joints & As. Gearboxes, Rack & Pinions. Power Steering Pump Parts. Shocks, Struts & Assemblies. Timing Components & Kits. Shifters, Cables & Linkages. Dual Plane Aluminum Intake Manifold For Small Block Chevy Vortec 350/5.7L 1996. Black 4 Cold Air Intake & Heat Shield Kit For 1999-06 Chevy GMC 4.8L 5.3L 6.0L. Heavy Duty Extreme Badass Clutch Drive Belt For Polaris RZR Ranger XP S 1000 900. Black Red 4 Cold Air Intake & Heat Shield Kit For 99-06 Chevy GMC 4.8 5.3L 6.0L. Saginaw Power Steering Pump+Keyway Pulley Bracket Kit For Small Block Chevy LWP. Single 1 Groove Black Power Steering Pump Pulley For SBC BBC GM Chevy V6 305 350. Water Pump For Cummins ISX ISX15 QSX15 N855 N14 Engines 4386576 3684450 3683651. Polished Hot & Cold Intercooler Pipe & Boot Kit For 03-07 Dodge Ram 5.9L Diesel. Power Steering Reservoir Fits For Peterbilt 575.1137 Replaces 94574A.