. Mini Tool Cart

Modular Rolling Base Kit for Mini Toolboxes Built to Move With Your Work This modular rolling base kit is a purpose-built upgrade for Harbor Freight and Lowe’s Kobalt mini toolboxes, designed to add mobility, stability, and workflow efficiency, with zero permanent modifications required. Engineered and 3D printed for strength and precision, the kit installs cleanly using stainless steel hardware and mini caster wheels, transforming your static toolbox into a compact, mobile workstation.

Key Features Heavy-Duty Load Capacity Supports up to 52 lbs of evenly distributed weight, making it ideal for fully loaded mini toolboxes, hand tools, and accessories. Fold-Out Work Tray Integrated fold-out tray rated for up to 15 lbs, perfect for parts, tools, or in-progress builds, right where you need them. Smooth-Rolling Mobility Mini caster wheels provide easy movement across desktops, workbenches, and shop floors, allowing you to roll your tools directly to your project instead of constantly reaching or relocating gear. Reversible & Expandable Handle The handle can be mounted in multiple orientations and is designed with future expansion in mind, allowing for upcoming accessories and add-ons.

No Drilling. No Cutting. No Mods. Designed specifically to work with Harbor Freight and Lowe’s Cobalt mini toolboxes out of the box, maintaining the integrity and resale value of your toolbox. Designed for Makers, Built for Workflow Whether you’re organizing precision tools, customizing figures, working on electronics, or running small-scale builds, this kit keeps your tools organized, mobile, and within arm’s reach. It’s a simple upgrade that dramatically improves efficiency without taking up additional workspace.

Purchase Options Base Kit Only – Perfect if you already own a compatible mini toolbox Complete Setup – Includes the rolling base kit paired with a compatible mini toolbox Additional accessories and modular expansions are currently in development. Why This Kit? Because your tools shouldn’t slow you down. This system turns a basic mini toolbox into a mobile, modular workstation, compact enough for a desktop, strong enough for real use, and designed by a creator who actually uses it.