The Mossberg 500XBL Security 12 Gauge barrel is built for close-quarters performance with an 18.5" smoothbore tube and a 3" chamber. A front bead sight helps establish a quick aiming reference, while the fixed cylinder choke keeps the setup simple and effective for defensive patterns.

Key features

• Front bead sight for fast, simple target acquisition
• Invector-compatible configuration with fixed cylinder choke
• 3" chamber supports a wide range of 12 Gauge loads
• Matte blue steel construction for durable, subdued finish
• 18.5" barrel length for handling in tight spaces
• Smoothbore design for shot and specialty shotgun use

Swap to a shorter Mossberg 500 security barrel with a fixed cylinder and bead sight for a straightforward defensive configuration.