INTERARMS MARK X for Sale

Quick Look

The Interarms Mark X is a classic semi-automatic pistol originating in the mid-20th century. It was designed for reliable, straightforward service with a focus on toughness and ease of use. Today, it holds a respected niche among collectors and enthusiasts of vintage military-style handguns.

Why It's a Top Choice

• Proven durability under varied conditions
• Simple, robust design minimizes malfunctions
• Good ergonomics for service pistol role
• Wide collector interest and historical value

Key Variants

Mark X Standard

Reliable standard model suited for general service and marksmanship training.

Mark X Target

Variant optimized for accuracy with adjustable sights and fine trigger for target shooters.

Competitor Comparison

Feature	Interarms Mark X	Colt M1911	Smith & Wesson Model 39
MSRP	$400–$600 (used market)	$700–$1000	$700–$900
Capacity/Size	8 rounds, 9mm	7–8 rounds, .45 ACP	8 rounds, 9mm
Weight	30 oz (varies)	38 oz	29 oz
Optics-ready	No	No	No
Trigger Type	Single-action	Single-action	Double-action
Notable Pro	Heritage design, simple	Iconic reliability, military use	Double-action versatility
Notable Con	Limited modern aftermarket	Larger size, heavier	Less refined ergonomics

Best Use Cases

• Vintage handgun collecting
• Recreational target shooting
• Historical firearm education
• Home defense with classic design
• General purpose practice pistol

FAQs

Can I use modern 9mm ammo in the Interarms Mark X?

Yes, it safely chambers standard 9mm Parabellum rounds. Use quality factory ammo to ensure reliability.

What is the typical magazine capacity of the Interarms Mark X?

The standard magazine holds eight rounds, matching typical service pistols of its era.

How does the Interarms Mark X compare to contemporaries like Colt M1911?

It offers lighter weight and 9mm caliber, with simpler single-action operation, but less widespread aftermarket support.