Colt MK IV Series 70 Government Model — 9mm Steyr (9×23mm Steyr)

An iconic Colt Government Model built on the Series 70 1911 platform, chambered for the historic 9×23mm Steyr cartridge. This example combines Colt’s classic single-action 1911 controls and ergonomics with a rare chambering prized by collectors and historical firearm enthusiasts. Finished with a polished blued slide and frame, checkered wooden grips, and combat sights — a refined blend of tradition and rarity. 

Features:

• Caliber: 9×23mm Steyr (commonly called “9mm Steyr”) — historic Austro-Hungarian cartridge.

• Platform: Colt MK IV Series 70 Government Model (1911 pattern). 

• Barrel Length: 5” (Government model)

• Frame / Slide: Forged steel, blued or Cerakote options available

• Grips: Checkered walnut (or rosewood option) with Colt medallions

• Magazine Capacity: Typically 7–8 rounds (depends on magazine and dimensional conversion)

• Sights: Fixed combat sights (dovetail)

• Operation: Single-action, short-recoil tilting-barrel system

• Weight: Approx. 2.2–2.4 lbs (varies by finish and options)

• Finish options: Blued, parkerized, or custom Cerakote