Best Side Mount Truck Bed Toolboxes in 2026

Our durable universal aluminum truck crossover toolbox mounting kit secures any tool box firmly.

Weather-resistant, rust-free aluminum J hook and 304 stainless steel bolts, flat washers and lock washer fits virtually any crossover toolbox on any pickup truck; holds for a long time, easily removeable

Simple and easy attachment, adhere to truck without causing damage or creating hassle, great utility item. Also works with cargo management systems.

Fits 2007 - 2019 Chevy/GMC Silverado/Sierra 2500/3500HD Drivers Side

TRUCK BED COVER COMPATIBLE ; The UnderCover SwingCase maintains a 3-inch clearance from the truck bed and works with virtually all tonneau covers: soft, hard, folding, and rolling

ULTIMATE ACCESSIBILITY ; This toolbox swings out nearly 180° towards you for easy access from the tailgate and swings back into a locking position over the wheel well for maximum bed access

【MATERIAL】: The J-clamp mounting kit is made of non-corrosive aluminum, would not fade, bend, deform or rust easily. Durable and ready to handle tough environments. It has the characteristics of high hardness, high temperature resistance and corrosion resistance. It is good in use, has a long service life, and is not afraid of corrosion by engine oil or other chemicals, better than the standard J-hooks that came with the tool box.

【EASY INSTALLATION】: The simplest bolt rotation adjustment design is adopted, which not only facilitates installation, but also supports the use of truck bed rail of different height. Tighten the bolts to keep the tool box stable and not shake with the driving of the truck.

【Package】: 4x J hooks. Be sure to read the product details page carefully and completely before installing the hooks to prevent poor use effect, or damage to the toolbox and hooks due to improper operation.

Diamond Tread Aluminum Underbody Truck Box: Protect your tools and equipment with our corrosion-resistant truck box; Made with .100 inch thick diamond tread aluminum; Good for extreme weather conditions

Built Tough: The locking, die cast, compression latch system guards tools from weather and theft; Made for the long haul with aircraft-grade cables and a replaceable gasket sealing system. Mounts on a flat surface or under bed using Buyers Products mounting brackets (sold separately)

More Than Just Parts: From snow and ice equipment to toolboxes, hydraulics, towing, truck and trailer hardware to our innovative lighting products—it’s amazing what Buyers Products can do for your truck

39"(L) x 13"(W) x 10"(H) Overall Size；Surface Finish:Powdercoated Black Aluminum；5 Bar Tread Pattern Strengthens the Aluminum for Maximum Durability

The tool box is designed to save space and provide extra storage in your truck bed. This tool box is constructed of heavy duty textured aluminum for maximum durability.

The door features a over-hanging lip which resists water from getting inside. Fold up door provides full access. Built-in lock ensures all items are kept safe and secure. This aluminum underbody tool box is perfect for storing your tools in your vehicle or at home.

Convenient access to toolboxes and gear from side of truck bed

Bolts to frame on passenger side with hardware included for no-drill install

Extends or retracts with just push of your foot more tools

Double Layered Security: Can't find a truck bed toolbox to keep your equipment? Don't worry; you can lock everything up with VEVOR. The innovative lockable box keeps your gear secure. A bonus unpickable combination padlock provides you with double security. Our anti-theft system will be infallible to any attempt to remove it.

Toughness that Can't Be Matched: High-quality ABS composite material makes the VEVOR truck bed storage box lightweight while maintaining rigidness and durability. It protects your belongings against strong wind, water, and dust, and even stands up well to sun exposure. Temperature resistance range: -68℉-+158℉/-20℃-+70℃. Don't let the elements ruin your day. As sleek as it gets while easy to clean and maintain!

Ultimate Accessibility Just For You: Mount the truck bed box to the wall of the bedrail on either the left or right side. Simply pull the latch to make it pivot 180 degrees, offering instant access. Leave it folded up when not in use, not taking away any precious cargo space. IAnd the hinge is made of H63DLG material, which is stronger and more durable.

❊【Good Quality】This Aluminum Tool Box is characterized by high-intensive & corrosion-resistant; Weather-resistant over - lapping lid design, preventing any undesired leakage; Durable: High quality and durable appearance make the Trailer Tool Box rarely needed to repair.

❊【Lightweight Box】Lightweight of the Truck Toolbox reduces weight gain on tractors, trailers, or trucks; Seal Ring Design: Protect the internal cleanliness and prevent the entry of rainwater and other external factors; Perfect Storage Solution: The Tool Box for trailer provides storage space for your truck/trailer/garage/domestic use.

❊【34.5"(L) x 13"(W) x 6.5"(H) Overall Size】Surface Finish: Powdercoated Black Aluminum; 5 Bar Tread Pattern Strengthens the Aluminum for Maximum Durability.

Heavy Truck Mounting Braces

Securely Mount Underbed Boxes Or Side Step Boxes

Heavy-Duty Welded Steel Construction

✅【ALUMINUM TOOL BOX】Secure and organize your tools and accessories with this toolbox that mounts on either a flat surface in your vehicle or the tongue of enclosed trailer for space-saving storage. Overall dimensions of this toolbox include: 39"(L) x 13"(W) x 10"(H).

✅【A LIFETIME DURABILITY】Designed with 5 bar tread pattern which reinforces the aluminum material for maximum strength and longevity. Offers an enhanced rust and corrosion resistance, could durable for years.

✅【GAS STRUT & STAINLESS STEEL LOCK】A gas strut assists in opening the lid, hold lid in place and soft closing. Built-in paddle latch could keep your tool box safe against the theft, equipped with 2 keys.

Built for A Lifetime: Stripe tread pattern reinforces the aluminum material for maximum strength and longevity. Rust and corrosion resistant construction offer years of dependability.

Secure and Protective: A stainless steel latch keeps your tools and supplies secure, protecting against theft and weather elements. A weather guard rubber seal prevents moisture or water from seeping through, ensuring your tools stay dry.

Perfect Tool Cabinet for Anywhere: This tool box can be mounted on a hitch rack, cargo rack of your camper, perfect for the tongue of your enclosed trailer, suitable to be installed on the rear of your RV for extra storage. Widely used: From snow and ice equipment to toolboxes, hydraulics, towing, truck, trailer hardware and Stage sound box storage.

Heavy Duty Aluminum Semi Truck Side Storage Saddle Step Box / 18"L x 25"W x 28"H

T-Handle Latch With Dual lock keeps the large door from accidently opening or from being picked open, adding to security

Aluminum diamond plate material reduces box weight and protects against corrosion, which can ensures years of dependability.

Over double the amount of lockable storage than the plastic factory box

Exclusive 10 tumbler double bitted lock with built in weather seals

Pry-Guard locking system featuring 1/8 inch thick welded steel components

▲ 5 Bar Tread Pattern strengthens the Aluminum for maximum durability

▲ Over-Hanging Lip resists the internal cleanliness and prevent the entry of rainwater and other external factors

▲ Tool-less quick release doors with Stainless Steel D-Handles are easy to grip, even with gloves on, and create a tight door seal

SMART STORAGE. This side mount tool box offers smart storage and organization in your truck bed, mounting onto the top of the truck bed rail and leaving the bed free for other cargo

EXTRA-THICK ALUMINUM. UWS top side tool boxes for trucks are constructed with thicker aluminum compared to most aluminum tool boxes for superior strength. This side mount tool box features a one-piece tub made from welded 0.058-inch aluminum

SECURE LOADING. This topside tool box features stainless steel aircraft cables that securely hold the door in the open position. It opens a full 90 degrees to allow for easy loading and unloading as needed

SIDE ACCESS. This side mount tool box offers additional storage and organization in your truck bed, securely and conveniently mounting onto the top of the truck bed rail

RIGIDCORE LID. This side mount truck tool box is built for maximum lid strength and security with patented RigidCore technology. The lid is filled with a solid foam that maximizes structural integrity and helps prevent binding

EXTRA-THICK ALUMINUM. UWS side tool boxes for pickup trucks are constructed with thicker aluminum compared to most aluminum tool boxes for superior strength. This side bed tool box features a one-piece tub made from welded 0.058-inch aluminum

SMART STORAGE. This side mount tool box offers smart storage and organization in your truck bed, mounting onto the top of the truck bed rail and leaving the bed free for other cargo

EXTRA-THICK ALUMINUM. UWS top side tool boxes for trucks are constructed with thicker aluminum compared to most aluminum tool boxes for superior strength. This side mount tool box features a one-piece tub made from welded 0.058-inch aluminum

SECURE LOADING. This topside tool box features stainless steel aircraft cables that securely hold the door in the open position. It opens a full 90 degrees to allow for easy loading and unloading as needed

Durable diamond plate aluminum construction keeps tools and other equipment safe and secure

Low-profile RV chest design with reinforced dome style lid

No-drill heavy duty J-Bolt mounting hardware

RIGIDCORE LID. This UTV side tool box is built for maximum lid strength and security with patented RigidCore technology. The lid is filled with a solid foam that maximizes structural integrity and helps prevent binding

EXTRA-THICK ALUMINUM. This UTV side-mount storage box is constructed with thicker aluminum compared to most aluminum tool boxes to provide superior strength. It features a one-piece tub made from welded 0.058-inch aluminum

STAINLESS STEEL LOCK. For dependable security and long-lasting operation in spite of the elements, this side UTV cargo box is equipped with a stainless steel locking handle

Heavy Duty ABS Plastic Construction; 75LB Capacity

Removable Tray; Sealed Lid to Keep Moisture Out

Lid with Built in Lock & Key

✅Overall Size: 34.5"x12.75"x6.38" ,Material：Aluminum,Color：Black

✅Perfect Storage Solution: The Tool Box for trailer provides storage space for your truck/trailer/garage/domestic use.Keep all your tools and small accessories organized, preventing them from rolling around in the bed of your truck.

✅This Aluminum Tool Box is characterized by high-intensive & corrosion-resistant;Weather-resistant over - lapping lid design,prevents moisture or water from seeping in, protecting your tools and supplies from damage due to harsh weather.

Non-Rusting 0.056 Brite-Tread Aluminum

Contractor Grade Stainless Steel Paddle Handle Latches

Closed Cell Foam Gasket Helps Resist The Elements From Getting Inside The Box

Rugged all-steel construction with powder-coat finish stands up to the toughest jobs

Continuous piano-style hinge provides more secure closure

Weather-resistant design with protruding lip and 360deg seal around the door keeps the elements out

Patented fully foamed lid creates a rigid wall between outer aluminum layers to help prevent bending or warping

Stainless steel T-lock brass lock system provides rust-free product life, One-hand access and 3 latch points for strength and security

0.063 inch aluminum One-Piece Tub and Lid is designed to support heavy loads, absorb tool drops and prevent leakage

60-inch low profile cross bed truck tool box made of 0.06-inch aluminum with a diamond plated black finish^Rust-resistant, electrostatically applied finish can withstand unimaginable beatings and protects against water and rust^Ideal for adding extra secure storage while not compromising your view of the road or the clean look of your vehicle^Measures 60-inches (L) “inside flatbed” by 20.5-inches (H) by 11-inches (W)^Comes with a limited lifetime warranty that protects against defects in materials and workmanship

▶️ Compatible with 17-20 Ford F-250 Super Duty, F-350 Super Duty

▶️ Passenger side only; Matte black surface finish wheel well lock box with removalbe tray, box is easily removable off the hinges for transport

▶️ Made with high quality ABS plastic construction for long-lasting durability. Box can support the weight of 75LB. Mounting hardware with eyelet to secure box to bed

Fitment:Truck bed storage box compatible with 2015 2016 2017 2018 2019 2020 F-ord F-150 passenger right side.Perfect storage solution for truck bed space.

High ABS Material:Truck bed storage box adopt heavy duty ABS Plastic Construction.It is sturdy, durable and flexible.

Convenient Storage:Accessing your tools, trailer accessories, jumper cables, or sporting goods by simply pulling a release lever..Matte Black Surface Finish Wheel Well Lock Box w/Removalbe Tray, Box is Easily Removable off the Hinges for Transport

Fitment: Left Side Truck Bed Storage Tool Box For Ford For F-250 Super Duty 1999-2016, For Ford For F-350 Super Duty 1999-2016, For Ford For F-450 Super Duty 1999-2016

Upgraded Security Level: Have you still worry about missing your equipment and goods? Don't worry. SCITOO truck bed swingcase equipped with anti-theft lock to keeps them secure. Moreover, the seal of tool box is perfect after locking cover, withstand rain, dust and sunlight.

Saving Use Space : Mount the truck bed box to the wall of the bedrail on either the left or right side. Pull the latch to make it pivot 222°, convenient for using. And not us, tool box can fold up to save space.

Single Drop Down Door Reveals 5 Sliding Drawers

Hardware Included To Mount To Truck Bed

Quick Release Mount System To Remove From Mounted Base

SMART STORAGE. This underbody tool box offers smart storage and organization for your truck or flatbed, mounting underneath the side of the body or truck bed and leaving the bed free for other cargo

EXTRA-THICK ALUMINUM. UWS flatbed tool boxes are constructed with thicker aluminum compared to most aluminum tool boxes to provide superior strength. This side mount tool box features a one-piece tub made from welded 0.075-inch aluminum

SECURE LOADING. This flatbed truck tool box features stainless steel aircraft cables that securely hold the door in the open position. It opens a full 90 degrees to allow for easy loading and unloading as needed