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Aluminum Truck Tool Boxes
Steel underbody toolbox
XCTB-26
XinChen XCTB‑26 steel underbody toolbox is built with heavy‑duty steel and powder coated for maximum durability and corrosion resistance. It mounts under trucks and utes to save bed space, with waterproof seals, gas struts, and secure locks. Fully customizable for fleets, construction sites, and heavy‑duty applications.
Material available | 1060 grade Aluminium Checker Plate/Steel/stainless steel |
Main accessories | Gas Struts and Chain,Foldable flush handle,SS hinge,Dust and Water Resistant rubber seals |
Lock available | Latch lock,T-Lock,Paddle Lock,Buckle |
Strength enforce | Larger box will add extra enforce plate on the lid |
Main Manufacture process | Trimming,Fabrication, Stamping,Argon welding ,Deburring,Assemble |
Customize Made | Make any size and shape as you require from aluminum,stainless steel,or any other sheet metal |
The XCTB‑26 steel underbody toolbox is a rugged, heavy‑duty storage solution designed for trucks, utes, and commercial work vehicles. Constructed from thick solid steel with a durable powder coated finish, it provides exceptional strength, impact resistance, and long‑term corrosion protection. This underbody mounting design makes full use of wasted chassis space, offering secure, weatherproof storage for heavy tools and equipment. Built to endure harsh road conditions and heavy workloads, it supports full customization to fit any vehicle and storage requirement.
Key Specifications
- Material: Heavy‑duty steel (aluminum checker plate, 304 stainless steel optional)
- Finish: Durable powder coating for corrosion, scratch & UV resistance
- Structure: Underbody / undertray / undermount heavy‑duty toolbox
- Sealing: Waterproof & dustproof rubber gaskets
- Hardware: Gas struts, foldable flush handle, stainless steel hinges
- Lock Options: Latch, T‑lock, paddle lock, buckle
- Reinforcement: Extra support plates on lid and body to prevent deformation
- Production: CNC cutting, stamping, argon welding, deburring, assembly
- Customization: Any size, shape, mounting, dividers, and color
Core Advantages
- Heavy‑Duty Steel ConstructionSolid steel structure delivers superior strength and load capacity, perfect for storing heavy tools, parts, and equipment in demanding work environments.
- Durable Powder Coated ProtectionThe industrial powder coated finish strongly resists rust, scratches, road salt, and UV damage, ensuring long service life even in harsh outdoor conditions.
- Space‑Saving Underbody DesignInstalled beneath the vehicle frame, it fully utilizes unused space without occupying the cargo bed, maximizing overall vehicle utility.
- All‑Weather Waterproof & DustproofHigh‑density rubber seals keep out rain, mud, dust, and moisture, keeping contents clean, dry, and well‑protected year‑round.
- Stable Anti‑Shake MountingReinforced mounting brackets and heavy‑duty hardware keep the toolbox firmly fixed, with no shaking or movement during high‑speed or off‑road travel.
- Full Customization SupportWe provide custom dimensions, material options, lock types, and internal layouts to perfectly match any truck, ute, or fleet requirement.
Ideal Applications
This steel underbody toolbox is widely used for logistics trucks, construction vehicles, service fleets, agricultural machinery, and utility work vehicles. It provides secure, organized, and heavy‑duty storage for professional jobsite and road use.
Why Choose Us
As a professional factory manufacturer, we offer strict quality control, factory‑direct pricing, and full OEM/ODM customization. Every unit is tested for waterproofing, strength, and stability before shipping. We provide fast quotations, sample orders, and reliable global delivery.
Contact us today to customize your heavy‑duty steel underbody toolbox.

