UWS Under Body

uws under body tool box

California Prop 65 Warning

Warning: Cancer and Reproductive Harm. Go to https://www.p65warnings.ca.gov for more information.

under body tool box

The UWS underbody tool box is the perfect way to add storage space to your truck or trailer, keeping your items safe, secure and accessible. It easily mounts underneath the bed of a flatbed truck, dump truck or trailer body, leaving more room to haul other cargo. It features extra-thick aluminum construction, and it guards your valuables with a stainless steel lock handle.

The UWS underbody tool box also comes with strong, aircraft-grade stainless steel cables to fully support the door and a MicroSeal™ stripping to keep out grime and moisture. Like all UWS tool boxes for trucks, this product is proudly made right here in the USA.

  • Mounts above or below flatbeds, dump trucks and trailer bodies
  • 0.075″ extra-thick, one-piece aluminum tub holds heavy tools and cargo
  • Stainless steel aircraft cables for strong door support
  • Door opens 90 degrees for easy loading and unloading of tools and equipment
  • One-hand access with lockable T-handle for convenience and security
  • MicroSeal gasket helps seal out moisture, dust and dirt
  • Multiple box sizes available for a custom fit on each truck application
  • Made in USA
  • Limited lifetime warranty (one-year finish, one-year parts)


  • Includes box only (mounting hardware not included)

PNFinishCu FtDoor OpeningDoorsABC
TBUB-24Bright aluminum4.613 x 19.51241918
TBUB-30Bright aluminum5.713 x 25.51301918
TBUB-36Bright aluminum6.913 x 31.51361918
TBUB-36-BLKGloss black6.913 x 31.51361918
TBUB-48Bright aluminum9.213 x 43.51481918
TBUB-60Bright aluminum1113 x 55.51601918
TBUB-72Bright aluminum12.913 x 30.52721918
TBUB-96Bright aluminum17.213 x 42.52961918