Heckler & Koch
Heckler & Koch MARK 23 Magazines
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Manufacturer
Heckler & Koch
Model & version
MARK 23
Mounting details
H&K Mark 23 rail
Parts listed
3 total
Heckler & Koch MARK 23Magazines
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.
Check your exact model and part before ordering. Fitment limits
Heckler & Koch3
Based on manufacturer information — Oct 2026. Heckler and Koch Mark 23 .45 ACP 12 Rd. Steel Magazine, Red Follower
Heckler and Koch Mark23 .45 ACP 10 Rd. Magazine