# Klein Tools MODbox Rolling Toolbox

> Klein Tools MODbox Rolling Toolbox (54100MBX) is a compact rolling case from Klein Tools MODbox. It measures 22 × 20.8 × 27 in (L × W × H), weighs 30.4 lb, is rated to carry 250 lb, and has a weather rating of IP65. Lowest in-stock price on file: $159.98 at Ohio Power Tool (checked Sep 30, 2026).

- Line: [Klein Tools MODbox](https://modulartoolbox.com/lines/klein-modbox/)
- Category: [Rolling Cases](https://modulartoolbox.com/compare/rolling-case/)
- Size tier within its line: compact
- Status: current
- Data confidence: confirmed (last verified 2026-09-30; [what this means](https://modulartoolbox.com/how-we-compare/#confidence))
- Page: https://modulartoolbox.com/products/klein-modbox-rolling-toolbox/

## Specifications

| Spec | Value | Source |
|---|---|---|
| Model / part number | 54100MBX | [kleintools.com](https://www.kleintools.com/catalog/rolling-storage-toolboxes/modbox-rolling-toolbox-0) (brand, page, 2026-09-30) |
| Dimensions (L × W × H, in) | 22 × 20.8 × 27 | [kleintools.com](https://www.kleintools.com/catalog/rolling-storage-toolboxes/modbox-rolling-toolbox-0) (brand, page, 2026-09-30) |
| Weight (lb) | 30.4 | [kleintools.com](https://www.kleintools.com/catalog/rolling-storage-toolboxes/modbox-rolling-toolbox-0) (brand, page, 2026-09-30) |
| Load capacity (lb) | 250 | [kleintools.com](https://www.kleintools.com/catalog/rolling-storage-toolboxes/modbox-rolling-toolbox-0) (brand, page, 2026-09-30) |
| Material | plastic | [kleintools.com](https://www.kleintools.com/catalog/rolling-storage-toolboxes/modbox-rolling-toolbox-0) (brand, page, 2026-09-30) |
| Weather rating | IP65 | [kleintools.com](https://www.kleintools.com/catalog/rolling-storage-toolboxes/modbox-rolling-toolbox-0) (brand, page, 2026-09-30) |

## Where to buy

| Store | Price (USD) | Availability | Checked | Link |
|---|---|---|---|---|
| Lowe's | $159.98 | unknown | 2026-09-28 |  |
| Ohio Power Tool | $159.98 | in stock | 2026-09-30 | [View at Ohio Power Tool](https://www.ohiopowertool.com/klein-tools-54100mbx) |

Prices are re-checked weekly; a date more than a month old means the store could not be re-read.

## The equivalent in other lines

Same category, same size tier (compact), different line:

- [Flex STACK PACK Rolling Tool Box](https://modulartoolbox.com/products/flex-stack-pack-rolling-tool-box/) — $159.00
- [Milwaukee PACKOUT Rolling Tool Box, Collapsible Handle](https://modulartoolbox.com/products/milwaukee-packout-rolling-tool-box/) — $169.00
- [Milwaukee PACKOUT Rolling Tool Chest with Compact Split Lid](https://modulartoolbox.com/products/milwaukee-packout-rolling-tool-chest-compact-split-lid/)


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Modular Toolbox lists modular tool storage from every brand side by side, with a source for every spec. [How we compare](https://modulartoolbox.com/how-we-compare/). Data as of 2026-10-03.