Mossberg 500 Security Barrel 12 Gauge 18.5 Inch

$134.88 8 in stock

Factory Mossberg 500 replacement barrel with 18.5-inch cylinder bore, bead sight, and matte blued finish. Compatible with Mossberg 500 and Maverick 88 6-shot shotguns.

Fits: Maverick 88, Mossberg 500

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Mossberg 500 Security Barrel

This factory replacement barrel transforms your Mossberg 500 into a dedicated home-defense or tactical shotgun. The 18.5-inch length provides excellent maneuverability in tight spaces while maintaining the velocity and pattern control you need when it counts.

Key Features

  • Barrel Length: 18.5 inches for compact handling
  • Bore: Cylinder bore for tight, predictable patterns
  • Sight: Bead sight for quick target acquisition
  • Finish: Matte blued steel resists corrosion and eliminates glare
  • Compatibility: Works with Mossberg 500 and Maverick 88 6-shot models

What You Get

This is genuine Mossberg factory equipment—the same quality and specifications as original barrels. The matte finish is non-reflective and built to withstand the rigors of regular use. The cylinder bore delivers consistent patterns ideal for defensive applications.

Important Note

This barrel is not compatible with Mossberg 500 Cruiser or 500 Chainsaw models. Verify your shotgun model before ordering to ensure proper fit.

Whether you're upgrading your home-defense shotgun or building a dedicated tactical platform, this barrel delivers the reliability Mossberg is known for.

Features

  • 18.5" barrel
  • 3" chamber
  • smooth cylinder bore
  • bead front sight
  • matte blued finish
  • available in plain matte blue, stand off matte blue
  • 12 gauge
  • smooth bore
  • bead sight
  • steel construction

Attributes

Barrel Length: 18.5"
Barrel Style: Cylinder
Barrel Style: Plain
Bore Type: Smooth
Caliber: 12 Gauge
Choke: Cylinder
Choke Type: Invector
Color: Black
Color: Blue
Description: Bead Sight
Finish: Matte
Fit: Mossberg 500/590
Length: 18.5"
Model: OEM
Sights: Bead Sight
Type: Barrel
Type: Security