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H&K USP45 OEM Magazine .45 ACP 10rd Extended Floorplate Black

UPC: 642230266803

$41.99

3 in stock

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NOTICE: This item is subject to shipping times of 10-12 days due to brand shipping logistics.

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Description

The H&K USP45 has a well-earned reputation for reliability, and the magazines that feed it should be held to the same standard. This is a genuine OEM Heckler & Koch magazine, manufactured in Germany, built to the same specs as the mag that shipped with your pistol. No guessing whether it will fit or feed right.

The body is steel with a corrosion-resistant nitride finish, paired with a steel internal spring and an anti-tilt polymer follower that keeps rounds properly aligned from the first round to the last. Factory-drilled witness holes on the side let you do a quick round count without pulling the mag. The extended floorplate includes a built-in finger rest that gives you a full, comfortable grip purchase, especially useful for shooters with larger hands or anyone running gloves. The baseplate is also removable, so cleaning and maintenance are straightforward.

Compatibility matters with the USP family, so it is worth noting: this magazine is designed specifically for the full-size USP45. It fits the USP45, USP45 Tactical, USP45 Expert, and USP45 Elite. It does not fit the USP45 Compact, the HK45C, the standard HK45 full-size, or the Mark 23. Stick with this one if you have the full-size platform and you will not have any fitment surprises.

For anyone who runs their USP45 hard at the range, keeps it as a home defense firearm, or carries it in a duty role, having spare factory mags on hand is just good practice. Aftermarket options exist, but when it comes to the USP45, the OEM magazines are the standard everything else is measured against.

Key Specifications

  • Manufacturer: Heckler & Koch (H&K)
  • MPN: 50248617
  • UPC: 642230266803
  • Caliber: .45 ACP
  • Capacity: 10 Rounds
  • Body Material: Steel
  • Finish: Black Nitride
  • Follower: Anti-Tilt Polymer (Red)
  • Internal Spring: Steel
  • Floorplate: Extended with Finger Rest, Removable
  • Witness Holes: Factory-Drilled
  • Country of Origin: Germany
  • Compatible Models: USP45, USP45 Tactical, USP45 Expert, USP45 Elite
  • Shipping Weight: 0.23 lbs

What’s Included

  • 1x H&K USP45 10-Round OEM Magazine

Frequently Asked Questions

Will this H&K USP45 magazine fit my USP45 Compact or HK45C?

No, this magazine is designed specifically for the full-size USP45 platform. It is not compatible with the USP45 Compact, HK45C, standard HK45 full-size, or the Mark 23. For those pistols, you will want to look at the appropriate compact or HK45-specific magazines.

Is this a genuine factory H&K magazine or an aftermarket product?

This is a genuine OEM Heckler & Koch magazine, manufactured in Germany to H&K's original factory specifications. It is not a ProMag, Korean surplus, or any third-party reproduction. If you want the same magazine that came with your USP45, this is it.

What does the extended floorplate actually do?

The extended floorplate on this magazine adds a finger rest at the base of the grip, giving you a fuller, more secure hold on the pistol, which is especially helpful for shooters with larger hands or those running gloves. It also makes the magazine easier to rip free during a reload. The baseplate is removable, so you can pop it off for cleaning without any tools.

How does this magazine feed compared to aftermarket alternatives?

Factory H&K magazines are engineered to the exact tolerances of the USP45, including the feed lip geometry and follower angle that H&K spec'd from the start. The anti-tilt follower and steel internal spring are designed to eliminate binding and ensure consistent cartridge alignment through the full capacity. Aftermarket options can work, but the OEM mag is the baseline that the pistol was designed around.

Can I use this magazine for carry or duty use, or is it just for range training?

It is fully suitable for any role, including everyday carry, duty, home defense, and range use. The nitride-coated steel body is built to hold up in demanding conditions, and the factory build quality means you can trust it when it counts. Many law enforcement and military users have run USP45 mags in serious applications for years.

How do I know how many rounds are left without dropping the magazine?

The magazine body has factory-drilled witness holes on the side, which let you get a quick visual round count without removing the mag from the pistol. It is a small but genuinely useful feature during training or any situation where you need to stay topped off.

Additional information

UPC

642230266803

Manufacturer

Manufacturer Part Number

50248617

Caliber/Gauge

.45 ACP

Capacity

10

Length

5

Model

Package Height

1.3

Package Width

5.0

Product Type

Accessory-Magazines

Shipping Weight

0.23

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