# Bauer Modular Storage System Large Modular Toolbox

> Bauer Modular Storage System Large Modular Toolbox (58511) is a large tool box from Bauer Modular Storage System. It measures 21.5 × 13.25 × 12.5 in (L × W × H), weighs 10.2 lb, and is rated to carry 50 lb. Lowest in-stock price on file: $37.99 at Harbor Freight (checked Sep 28, 2026).

- Line: [Bauer Modular Storage System](https://modulartoolbox.com/lines/harbor-freight-bauer/)
- Category: [Tool Boxes](https://modulartoolbox.com/compare/tool-box/)
- Size tier within its line: large
- 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/harbor-freight-bauer-large-modular-toolbox/

## Specifications

| Spec | Value | Source |
|---|---|---|
| Model / part number | 58511 | [harborfreight.com](https://web.archive.org/web/20260420064328/https://www.harborfreight.com/large-modular-toolbox-58511.html) (retailer, archive, 2026-09-30) |
| Dimensions (L × W × H, in) | 21.5 × 13.25 × 12.5 | [harborfreight.com](https://web.archive.org/web/20260420064328/https://www.harborfreight.com/large-modular-toolbox-58511.html) (retailer, archive, 2026-09-30) |
| Weight (lb) | 10.2 | [harborfreight.com](https://web.archive.org/web/20260420064328/https://www.harborfreight.com/large-modular-toolbox-58511.html) (retailer, archive, 2026-09-30) |
| Load capacity (lb) | 50 | [harborfreight.com](https://web.archive.org/web/20260420064328/https://www.harborfreight.com/large-modular-toolbox-58511.html) (retailer, archive, 2026-09-30) |
| Material | plastic | [harborfreight.com](https://web.archive.org/web/20260420064328/https://www.harborfreight.com/large-modular-toolbox-58511.html) (retailer, archive, 2026-09-30) |
| Weather rating | not published |  |

## Where to buy

| Store | Price (USD) | Availability | Checked | Link |
|---|---|---|---|---|
| Harbor Freight | $37.99 | unknown | 2026-09-28 | [View at Harbor Freight](https://www.harborfreight.com/large-modular-toolbox-58511.html) |

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 (large), different line:

- [Bosch L-BOXX-3](https://modulartoolbox.com/products/bosch-l-boxx-lboxx-3-stackable-medium-tool-storage-hard-case/)
- [Bosch L-BOXX Contractor 322](https://modulartoolbox.com/products/bosch-l-boxx-contractor-322/) — $99.00
- [Craftsman VERSASTACK System Deep Toolbox](https://modulartoolbox.com/products/craftsman-versastack-system-deep-toolbox/)
- [DeWalt TSTAK Deep Tool Box with Long Handle](https://modulartoolbox.com/products/dewalt-tstak-deep-tool-box-with-long-handle/)
- [DeWalt ToughSystem 2.0 Large Toolbox](https://modulartoolbox.com/products/dewalt-toughsystem-2-0-large-toolbox/) — $89.00
- [Festool Systainer3 SYS3 M 187](https://modulartoolbox.com/products/festool-systainer3-sys3-m-187/) — $74.00
- [Festool Systainer3 SYS3 M 237](https://modulartoolbox.com/products/festool-systainer3-sys3-m-237/) — $78.00
- [Festool Systainer3 SYS3 L 187](https://modulartoolbox.com/products/festool-systainer3-sys3-l-187/) — $89.00


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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.