Beretta M9 – Complete Guide to Upgrades, Holsters, and Parts

The Beretta M9 is one of the most iconic service pistols in modern history, widely respected for its reliability, accuracy, and performance. Adopted by the U.S. Armed Forces in 1985, the pistols remain a top choice among law enforcement, military personnel, and civilian shooters alike.

Whether you’re looking to upgrade your pistol, compare it to similar models, or find the best holster options, this complete guide to the Beretta has you covered.

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🔍 What is the Beretta M9?

It is a semi-automatic, 9mm pistol based on the Beretta 92FS. It served as the standard-issue sidearm for the U.S. military for more than 30 years.

Key Features:

• Caliber: 9mm

• Barrel Length: 4.9 inches

• Capacity: 15+1 rounds

• Operation: Double/Single Action

• Frame: Aluminum alloy

• Safety: Ambidextrous manual safety/decocker

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🔄 Difference Between Beretta M9 and Beretta 92FS

Although the Beretta and 92FS are nearly identical, there are a few key distinctions:

Summary: Functionally, both guns perform the same, but it is made to meet U.S. military standards.

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🔧 Popular Beretta M9 Parts and Upgrades

If you’re looking to improve performance or customize your Beretta, here are the most popular aftermarket parts:

✅ Beretta M9 Threaded Barrel

A threaded barrel allows you to attach suppressors or muzzle devices for enhanced functionality.

• Standard thread pitch: 1/2×28

• Ideal for suppressed shooting

• Available from Beretta, SilencerCo, Faxon, and others

✅ Beretta M9 Extended Mag Release

Upgrade to an extended magazine release for faster reloads under pressure.

• Easy install—no gunsmithing required

• Compatible with factory grip panels

• Improves tactical efficiency

✅ M9 Beretta Parts to Keep on Hand:

• Recoil spring assembly

• Slide stop lever

• Locking block

• Hammer spring

• Trigger bar

Keeping these parts in your kit helps with maintenance and reliability, especially if you regularly use your weapon.

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🎯 Best Holsters for Beretta M9

The Beretta M9 pistol holster you choose will depend on your use case: range, concealed carry, or duty use.

Best Holster Types:

• OWB Holsters (Outside Waistband): Excellent for open carry and range days

• IWB Holsters (Inside Waistband): Possible for concealed carry, but bulky

• Drop-Leg Holsters: Favored by military and tactical shooters

• Shoulder Holsters: Ideal for seated carry or classic style

Top Holster Brands:

• Safariland: Duty-grade and retention holsters

• Alien Gear: Comfortable hybrid IWB/OWB options

• Blackhawk Serpa: Tactical holsters with locking systems

• Galco: Premium leather shoulder rigs

Always ensure your Beretta holster accommodates accessories like a threaded barrel or light attachments.

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❓FAQs

Q: Is the Beretta M9 still in military service?
A: It was phased out by the SIG M17 but remains in use with some units and in civilian hands.

Q: Can I put a suppressor on the M9?
A: Yes, you can attach a suppressor with a Beretta M9 threaded barrel.

Q: What’s the difference between M9 and 92FS?
A: Mostly cosmetic and related to military specs. Functionally, they’re the same.

Q: Can I install an extended mag release myself?
A: Yes. It’s a simple DIY upgrade that improves reload speed.

Q: What’s the mag capacity of the Beretta?
A: 15 rounds standard. Extended 18- and 20-round magazines are also available.

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📝 Recap: Why the Beretta M9 Still Matters

The Beretta remains a trusted handgun for its solid build, proven reliability, and broad aftermarket support. Whether you’re upgrading with a threaded barrel, installing an extended mag release, or picking out the best Beretta M9 pistol holster, you’re investing in a piece of firearm history with practical, modern-day value.