H&K Mark 23 .45 ACP Match Grade Semi-Automatic Pistol W/ Box
Updated August 24, 2026
This auction ended on September 6, 2026.
See upcoming auctions from Old Steel Historical Firearms LLC or current firearms & militaria auctions.
| Lot number | 0065B |
| Opening bid | $10 |
| Category | Firearms & Militaria |
| Auction | Old Steel Auction 10 - 2026 |
| Date | September 6, 2026 at 8:30 PM EDT |
| Auction house | Old Steel Historical Firearms LLC |
| Location | Littleton, Colorado |
The H&K Mark 23 chambered in .45 ACP is one of the most respected and thoroughly engineered combat pistols ever produced, renowned for combining exceptional reliability with true match-grade
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