Packout Triple-Width / XL

Milwaukee Packout triple mounting plate: Efficient, Durable, and Versatile

Massive Organized Storage with the Cleanest Triple-Wide Footprint

Stop wasting vertical space and sprawling your gear across multiple small brackets. The BOCO Custom Triple Wide Packout Mounting Plate is the ultimate solution for high-capacity storage. Engineered to hold three Milwaukee Packout boxes side-by-side (or one double-wide + one single), this plate is laser-cut from 14-gauge American steel to provide a professional, rock-solid foundation that outlasts and outperforms plastic alternatives.

The XL Low-Profile Advantage

• Maximum Storage Density: At over 30 inches wide, this plate allows you to unify your entire Packout ecosystem onto a single, level plane—perfect for van interior walls or above workbenches.
• Ultra-Slim 0.5" Profile: Unlike bulky OEM mounts, our slim design keeps your boxes tucked tight against the wall, preserving valuable aisle space in trailers and service bodies.
• Multi-Box Compatibility: Engineered to accept all standard Milwaukee Packout footprints, including full-width organizers, half-width compact boxes, and double-wide drawers.
• Built for Pros: 14-gauge steel provides the perfect balance of lightweight efficiency and industrial-strength durability for daily shop or mobile use.

INSTALLATION NOTE: This triple-wide plate is ideal for mounting across wall studs or to van ribbing. Toolbox & Mounting Hardware not included

Robust Design for Heavy-Duty Use

The Milwaukee Packout triple mounting plate is crafted for professionals who demand strength and reliability. Its low profile design adds minimal bulk while providing rugged durability to withstand tough job site conditions. Constructed from high-grade materials, this XL mounting plate ensures long-lasting performance, securely holding multiple Packout components together. Whether attaching toolboxes, organizers, or utility cases, this triple mounting plate delivers a stable and robust connection, enhancing your tool system’s efficiency.

Enhanced Compatibility and Flexibility

Designed specifically for the Milwaukee Packout modular storage system, the triple mounting plate offers unmatched compatibility with various Packout products. Its XL size accommodates larger toolboxes and cases, making it a versatile solution for organizing complex tool setups. The low profile shape allows it to fit seamlessly into tight spaces, improving stacking stability without increasing overall dimensions. This mounting plate is ideal for users seeking to maximize workspace efficiency and adapt their system to diverse job requirements.

Easy Installation and Improved Tool Organization

Installation of the Milwaukee Packout triple mounting plate is straightforward thanks to its intuitive design. It uses standard mounting points found on Milwaukee Packout cases, enabling quick assembly without specialized tools. This ease of setup helps users save valuable time on the job and reduces downtime. With this mounting plate, professionals can create customized tool configurations that enhance accessibility and organization, streamlining workflow and minimizing tool misplacement while keeping tools secure during transport.

10-Gauge Steel (0.1345" | Thickness of Two Stacked Dimes)

• Best For: Heavy-duty commercial wall mounts, shop workbenches, and massive modular tool stacks.
• The Advantage: Extreme structural stiffness. This ultra-thick steel completely eliminates flexing, twisting, and tool rattling, making it the definitive choice for demanding daily job-site use.

12-Gauge Steel (0.1046" | Thickness of a Standard House Key)

• Best For: Mobile service vans, enclosed trailers, and standard shop organization layouts.
• The Advantage: The ultimate sweet spot between bulletproof strength and smart weight distribution. It handles constant over-the-road vibrations flawlessly without adding unnecessary bulk to your mobile rig.

14-Gauge Steel (0.0747" | Thickness of a Nickel)

• Best For: Handheld battery organizers, small tool holsters, and lightweight shelf accessories.
• The Advantage: High-tensile rigidity in a streamlined profile. It provides a rock-solid, permanent mount for smaller gear while keeping your workspace layout clean and low-profile.

8-Gauge Aluminum (0.1285" | Heavy-Duty Marine Grade)

• Best For: Open truck beds, roof racks, exterior trailer sides, and high-moisture environments.
• The Advantage: Maximum corrosion resistance with severe weight savings. Shaved pounds keep your mobile fuel efficiency optimized while remaining completely immune to rain, snow, and road salt oxidation.

10-Gauge Stainless Steel (0.1345" | Thickness of Two Stacked Dimes)

• Best For: Premium exposed truck bed brackets, marine applications, high-end shop builds, and ultimate weather protection.
• The Advantage: Combines the absolute, unyielding structural rigidity of our thickest 10-gauge plate with total lifetime corrosion resistance. It requires no paint or powder coat to stay 100% immune to rust, road salt, and harsh outdoor elements.

Note: Sheet metal gauge numbers run inversely—the lower the gauge number, the thicker and more rigid the actual metal substrate is.

We fabricate our mounting solutions and accessories using commercial-grade materials built for harsh environments. Choose the right finish for your build and review our care recommendations below:

Powder Coat Finish

• What it is: An industrial-grade, chip-resistant finish applied over media-blasted metal. Ready to install out of the box and engineered to survive heavy daily tool friction.
• Care: Low maintenance. Wipe down occasionally with a damp microfiber cloth to remove dust or workspace grime. Avoid using harsh chemical solvents or abrasive pads that could scratch the protective coating.

Raw Steel (Uncoated)

• What it is: Shipped as premium raw American steel that has been completely precision laser-cut, sanded, and deburred. Perfect for fabrication shops or DIYers who want to weld the brackets directly to a rig or custom paint them.
• Care: Requires immediate protection. Apply a clear coat or paint immediately after receiving to prevent surface oxidation (rust). Once coated, maintain with occasional wipe-downs using a dry cloth.

Painted Finish

• What it is: A clean, cost-effective protective coating applied in-house. Perfect for everyday indoor workspace use or setups that won't see extreme, heavy-duty metal-on-metal abrasion.
• Care: Moderate maintenance. Clean with a soft, damp cloth. Avoid harsh chemical solvents, degreasers, or abrasive scrubbing pads, as these can wear down or dull the paint over time. Minor touch-ups can easily be done with standard matching automotive or metal spray paint if scratched.

Aluminum (Uncoated)

• What it is: Premium, lightweight raw American aluminum that has been precision laser-cut and deburred. It offers excellent natural corrosion resistance without adding unnecessary weight to your mobile rig or vehicle setup.
• Care: Low maintenance. While it won't rust like raw steel, uncoated aluminum will naturally develop a dull patina over time when exposed to the elements. To maintain its bright, metallic shine, occasionally clean it with a dedicated aluminum cleaner or a light scotch-brite pad.

304 Stainless Steel

• What it is: Premium marine-grade stainless steel that is 100% rust-proof for life. Perfect for extreme outdoor environments, saltwater exposure, or applications where zero maintenance is required.
• Care: Virtually maintenance-free. Occasional rinses with fresh water in saltwater environments help maintain the pristine finish. No coating or paint needed—ever.