Heckler & Koch
Heckler & Koch MARK 23
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What the compatibility labels mean
How we knowHow we check compatibility
- Lab testedFit checked by Firearm Lab for the recorded setup.
- Documented fitmentSupported by manufacturer, partner, or reviewed community evidence.
- Interface matchMounting details match, but this exact model and part have not been confirmed to fit together.
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Model details
Manufacturer
Heckler & Koch
Model & version
MARK 23
Mounting details
H&K Mark 23 rail
Compatibility records
4
Grip & magwells
Base Pads
1 listedMagazines
3 listed- Heckler & Koch
Heckler and Koch Mark 23 .45 ACP 12 Rd. Steel Magazine
Manufacturer documented - Heckler & Koch
Heckler and Koch Mark 23 .45 ACP 12 Rd. Steel Magazine, Red Follower
Manufacturer documented - Heckler & Koch
Heckler and Koch Mark23 .45 ACP 10 Rd. Magazine
Manufacturer documented
Categories with no listings (16)
About the Heckler & Koch MARK 23
Manufacturer listing ↗ · Checked 2026-08-02
- Type
- Pistol
- Manufacturer
- Heckler & Koch
- Model & version
- MARK 23
- Mounting details
- H&K Mark 23 rail