Heckler & Koch Inc. H&K Mark 23 Handgun .45 Auto 12rd Magazines(2) 5.87″ Threaded Barrel FDE Frame
$2,435.37
H&K Mark 23 .45 ACP with a 5.87″ threaded barrel and FDE frame delivers match-grade accuracy in a combat-proven platform. Includes two 12-round magazines. A thoroughbred handgun for shooters who demand precision and reliability.
This item isn't stocked on our shelves. It ships to our Rubicon, WI store first, then is available for in-store pickup or transfer to your chosen FFL dealer (firearms only). Typical lead time varies by supplier — our team will follow up with a timeline after you order. Not available for direct home delivery. Firearm sales are final once accepted for transfer; no returns except for verified damage.
Out of stock
The HK Mark 23 Caliber .45 ACP pistol gives shooters match grade accuracy equal to that of the finest custom made handguns — yet exceeds the most stringent operational requirements ever demanded of a combat handgun. The Mark 23 provides this accuracy without the need for hand-fitted parts common in custom-built match pistols costing thousands of dollars more. One of the most thoroughly tested handguns in history the MK23/Mark 23 project originated in 1991 when HK began development for the U.S. Special Operations Command the organization that directs the activities of America’s most elite military units including the Navy SEALs and the Army Special Forces.
Specifications:
- Caliber: .45 ACP
- Barrel length: 5.87"
- Action: Double Action/Single Action – Semi-Automatic
- Safety: Ambidextrous thumb lever
- Sights: Open square notch rear sight with contrast points
- Magazines Included: 2
- Magazine Capacity: 12
- Grips: Polymer
- Slide Finish: Black
- Frame Finish: FDE
- Weight: 8.88 oz
| Weight | 4.100 lbs |
|---|---|
| Dimensions | 10.750 × 8.750 × 3.250 in |
| Manufacturer | Heckler & Koch |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.

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