Access your tools directly from the truck side with this rail-mounted Lo-Sider truck box. The box mounts on your truck bed rails, keeping your tools easy to access and saving valuable storage space in the bed itself. These truck toolboxes are ideal for full-sized and compact pickups. Pair the Lo-Sider truck box with a Crossover, Saddle, or Gull Wing truck toolbox to maximize your truck bed storage.

The durable and lightweight aluminum box is powder-coated gloss black for superior corrosion resistance and style. The stainless steel push-button locks help your tools stay secure and accessible, and a weather-resistant seal keeps moisture and dirt away from your equipment.


Mounting hardware included.Proudly Made in the USA, this Underbody Toolbox is perfect for Flatbed Trucks, Step-Deck Trailers, Dump Truck Bodies, Heavy Duty Truck & Trailer Upfitters, Trailer OEMs, and Medium to Heavy-Duty Trucks!

For additional information on this product, please see the Product Documents section for all downloadable user manuals, installation guides, brochures and warranty statements.

Looking for more information on truck tool boxes? Check out our guide on truck tool boxes in the product documents section.