Heckler & Koch HK Mark 23 Commercial .45 ACP DA/SA Semi-Auto Pistol with 5.87-inch Threaded Barrel
This H&K Mark 23 is a Commercial-pattern pistol chambered in .45 ACP with a 5.87-inch threaded barrel and a 12+1 capacity. It is marked "Made in Germany" and features the Commercial slide marking "MARK 23" with "Cal. .45 Auto" on the slide. Notable verification details include proof and import markings and a serial number that is shown on the pistol and matched to the factory case label and label plate.
Condition
Overall Condition: Excellent condition, showing only faint signs of any prior use or handling.
Specific Condition Notes: There is little sign of prior use. The firearm is in excellent condition and function.
Bore Condition: Excellent - Clean, mirror finish, no signs of wear.
Bore Rifling: Excellent Rifling - Sharp lands and grooves.
What's Included
- H&K factory hard case (labeled "PISTOL MARK23 .45 US")
- Mark 23 Operator's Manual
- 2x 12-round H&K Mark 23 detachable box magazines
Built with a DA/SA action and an external hammer, this Mark 23 includes a frame-mounted safety/decocker control lever with a red "fire" indicator dot. Safety features listed include a manual safety and a decocker, all integrated into the frame-mounted control layout.
The pistol is equipped with fixed 3-dot sights: a front sight with a single white dot and a rear sight with two white dots. Up front, the threaded barrel is paired with the stated 5.87-inch barrel length.
An accessory mounting interface/grooves are present on the dustcover area, and the pistol includes a rail. The markings and stamps include CIP over N, DE, HKI-Columbus, GA, and "Made in Germany," providing clear origin and proof/import identifiers.
This example is presented with its H&K factory hard case labeled for the Mark 23, along with the Mark 23 Operator's Manual and two 12-round magazines. The case label and label plate are serial-matched to the pistol as noted in the provided details.




