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UWS Matte Black Steel 48" Single-Door Underbody Tool Box ST-TBUB-48-MBUWS In Stock

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UWS Matte Black Steel 30" Single-Door Underbody Tool Box ST-TBUB-30-MBUWS In Stock

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UWS Matte Black Steel 36" Single-Door Underbody Tool Box ST-TBUB-36-MBUWS In Stock

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UWS 18" x 18" Underbody Tool Box Mounting Brackets TBUB-1818-LBUWS In Stock

Weld or bolt installation, includes four 3" bolts
Designed for flatbeds, dump trucks and trailer bodies
Two brackets with washers and locknuts included

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UWS Bright Aluminum 24" Single-Door Underbody Tool Box (Heavy Packaging) EC40061UWS In Stock

0.075" extra-thick aluminum construction with one-piece welded tub
90-degree door swing, MicroSeal gasket, 1" drip rail
Lockable T-handle, assembled USA, limited lifetime warranty

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UWS Bright Aluminum 30" Single-Door Underbody Tool Box (Heavy Packaging) EC40071UWS In Stock

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UWS Bright Aluminum 36" Single-Door Underbody Tool Box (Heavy Packaging) EC40081UWS In Stock

Stainless steel cables rated 1,000 lbs door support
90-degree door opening with one-hand lockable T-handle
Single-piece welded aluminum tub, assembled in USA

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UWS Bright Aluminum 48" Single-Door Underbody Tool Box (Heavy Packaging) EC40101UWS In Stock

48-inch length, 0.075-inch thick aluminum construction
Mounts above or below flatbed/dump truck beds
Stainless steel cables support up to 1,000 lbs
Door opens 90 degrees with one-hand T-handle lock

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UWS Bright Aluminum 60" Single-Door Underbody Tool Box (Heavy Packaging) EC40111UWS In Stock

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UWS Gloss Black Aluminum 36" Single-Door Underbody Tool Box (Heavy Packaging) EC40092UWS In Stock

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UWS Matte Black Steel 24" Single-Door Underbody Tool Box ST-TBUB-24-MBUWS In Stock

24-inch width, 14-gauge steel construction holds heavy tools
Mounts above or below flatbeds, dump trucks, trailers
Door opens 90 degrees; stainless steel cables support
Lockable T-handle with MicroSeal gasket prevents moisture infiltration

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UWS Matte Black Steel 60" Single-Door Underbody Tool Box ST-TBUB-60-MBUWS In Stock

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Choose between welded steel for maximum durability or diamond-plate aluminum for lighter weight, single-door underbody boxes that mount beneath the truck bed to free up in-bed cargo space. Widths run from compact 24-inch units to full 60-inch spans, with Weather Guard and UWS both offering matching mounting brackets for a secure, rattle-free install.

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