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Bond Arms Defender 3″ 9mm Stainless Steel Barrel

UPC: 855959001437

$142.99

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Description

If you own a Bond Arms derringer, this 3-inch 9mm barrel opens up a world of cartridge flexibility. It's a genuine factory barrel that lets you swap calibers on the fly, making it perfect for owners who want to keep 9mm ammo in circulation or add another option to their carry setup.

Defender Barrel Specifications and Design

This barrel is machined from stainless steel in a satin finish that resists corrosion without the high-maintenance shine of polished surfaces. At 3 inches, it strikes a balance between velocity and compact carry – long enough to be practical but short enough to maintain the concealability that makes Bond derringers appealing. The barrel features integral sights (a blade-style front and a fixed rear notch) and arrives ready to shoot without any gunsmithing.

As a 9mm rimless cartridge chamber, this barrel has no external extractor. Instead, there's a small notch at the breech that lets you flick out spent cases with a fingernail or thumb – a simple, reliable design that Bond Arms uses across all their rimless options.

Interchangeability and Installation

One of the best things about Bond derringers is the barrel system. This Defender barrel fits any original Hand Cannon or standard Defender frame (Stinger models need their own specific barrels). Changing it takes maybe two minutes with just an 1/8 inch Allen wrench – you remove the single hinge pin screw, lift the old barrel off, and slide this one into place. It locks in tight and fires straight. Multiple reviews highlight how well these barrels fit right out of the box.

What You're Getting

The barrel comes as-is without the Allen wrench (you'll want to have one handy), but it's a complete, finished component ready to install. Bond Arms barrels are CNC machined and hand-built to tight tolerances, so you can expect the same fit and finish consistency that the derringers themselves are known for. This barrel can handle standard and +P 9mm ammunition safely.

Key Specifications

  • Manufacturer: Bond Arms
  • Model: Defender
  • Manufacturer Part Number (MPN): BABL-300-9MM
  • UPC: 855959001437
  • Caliber: 9mm Luger
  • Barrel Length: 3 inches
  • Material: Stainless Steel
  • Finish: Satin Polished
  • Sights: Integral (blade front, fixed rear)
  • Threading: None – non-threaded
  • Extractor: None – notch-style breech
  • Frame Compatibility: Hand Cannon/Standard Defender frames only (not Stinger)
  • Installation Tool Required: 1/8 inch Allen wrench
  • Installation Time: Approximately 2 minutes
  • Ammunition Approved: 9mm standard and +P

What’s Included

  • Bond Arms Defender 3-inch 9mm barrel

Frequently Asked Questions

Will this 9mm Defender barrel fit my Bond Arms frame?

This barrel fits original Hand Cannon and standard Defender frames. It does not fit Stinger or Stinger RS models, which require different barrel designs. If you have a question about your specific model, check your manual or contact Bond Arms to confirm your frame type.

Do I need any special tools to install this barrel?

You'll need a 1/8 inch Allen wrench to remove the hinge screw. Bond Arms doesn't include the wrench with barrels, so you may want to have one on hand. Once you remove that one screw, the barrel swap takes just a couple of minutes.

Does this barrel come with a gunsmithing requirement or tool kit?

No gunsmithing is required. The barrel is a complete, finished component ready to install. It comes with integral sights and needs only an Allen wrench for installation. No additional tools or modifications are necessary.

Can I shoot +P ammunition through this 9mm barrel?

Yes. Bond Arms approves their 9mm barrels for both standard and +P 9mm ammunition, so you have flexibility with ammo selection. The barrel is built from quality stainless steel to handle the pressures safely.

Additional information

UPC

855959001437

Manufacturer

Manufacturer Part Number

BABL-300-9MM

Barrel Length

3"

Caliber/Gauge

9mm

Color

Silver

Length

3"

Model

Product Type

Barrel

Shipping Weight

0.535

Sights

Yes

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