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Caldwell

Caldwell Mag Charger Universal Handgun Magazine Loader

Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.

Universal Magazine

Single- and double-stack magazines

Adjustable Side

Shims align magazines of different

Numbered Shims

Allow quick adjustment for setup

Lock Knob

Secures nearly any size magazine

Ergonomic Die-cast

Aluminum handle supports no-flex operation

$53.99
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SKU: WX2*0702666

Overview

Built for shooters who want a faster, simpler way to fill handgun magazines, this loader is designed for use at the range or during routine prep. Its universal magazine design works with both single- and double-stack magazines, while adjustable side shims and a lock knob help it fit a wide range of magazine sizes. The lever-style operation is intended to reduce thumb strain and make loading more straightforward, and it supports 9mm, 10mm, .357 Magnum, .40 S&W, .45 ACP, and most .380 ACP ammunition.

Why Hunters Choose the Caldwell

Universal Magazine

Both single- and double-stack magazines

Adjustable Side

Shims help align magazines of

Numbered Shims

Make setup and adjustment straightforward

Lock Knob

Helps secure nearly any size

Ergonomic Die-cast

Aluminum handle supports easy, no-flex

Key Features

  • Universal magazine design works with single- and double-stack magazines.
  • Adjustable side shims align magazines of different widths.
  • Numbered shims allow quick adjustment for setup.
  • Lock knob secures nearly any size magazine.
  • Ergonomic die-cast aluminum handle supports no-flex operation.
  • Loads 9mm, 10mm, .357 Magnum, .40 S&W, .45 ACP, and most .380 ACP ammo.

Best Used For

  • Handgun owners loading single- or double-stack magazines at the range or before a hunt
  • Shooters wanting faster magazine loading without thumb strain during repeated sessions
  • Users with multiple magazine widths needing adjustable, universal fit support
  • Owners of 9mm, 10mm, .357 Magnum, .40 S&W, .45 ACP, or most .380 ACP magazines

Specifications

Adjustable Side ShimsYes
Compatible Magazine TypesSingle- and double-stack magazines
Construction MaterialPolycarbonate
Ergonomic HandleYes
Handle MaterialDie-cast aluminum
Jamming Thumb ReductionYes
Lock KnobYes
No Flex OperationYes
OperationDrop in one round and squeeze the lever
Shim LabelingNumbered for quick adjustment
Supported Calibers9mm, 10mm, .357 Magnum, .40 S&W, .45 ACP, most .380 ACP
Universal Magazine DesignYes

Pros

  • Universal magazine design works with both single- and double-stack magazines.
  • Adjustable side shims help align magazines of different widths.
  • Numbered shims make setup and adjustment straightforward.
  • Lock knob helps secure nearly any size magazine.
  • Ergonomic die-cast aluminum handle supports easy, no-flex operation.
  • Loads 9mm, 10mm, .357 Magnum, .40 S&W, .45 ACP, and most .380 ACP ammo.

Considerations & Trade-offs

  • Universal fit is broad, but setup still depends on adjusting the side shims and lock knob for each magazine size.
  • It is designed for loading specific handgun calibers, so it is not a one-tool solution for every pistol round.
  • The loader is built around a lever-assisted process, which adds a step compared with loading by hand directly from the box.
  • Its polycarbonate construction and aluminum handle emphasize utility over compact simplicity, so it is more of a range accessory than a minimalist carry item.

Suggested Comparisons

  • Handgun magazine loaders
  • Handgun magazines
  • Range accessories
  • Pistol ammunition loading tools

Suggested Accessories

  • Magazine loader
  • Handgun magazine pouch
  • Ammo storage box
  • Bench cleaning mat

Frequently Asked Questions

What types of magazines does the Caldwell Mag Charger work with?

It is described as a universal magazine design that works with both single-stack and double-stack magazines.

Which handgun calibers are supported?

The product description says it loads 9mm, 10mm, .357 Magnum, .40 S&W, .45 ACP, and most .380 ACP ammo.

Does it fit different magazine widths?

Yes. It uses adjustable side shims to align magazines of different widths, and the shims are labeled with numbers for quick adjustment.

How does the magazine stay secured during use?

A lock knob is included to secure nearly any size magazine.

What materials are mentioned in the product description?

The description mentions an ergonomic die-cast aluminum handle and extremely durable polycarbonate construction. No other material details are provided.