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Length: 1.10″
Thread Pitch: 1.375×24 (1 3/8×24)
Inner Diameter: 1.25″
Outer Diameter threaded: 1.36″
Outer Diameter Tool Notches: 1.60″

• Material: 17-4 H900 stainless steel — known for high strength and corrosion resistance.

• Dual Threading:

  • Internal Thread: 1/2-28 (standard for many .223/5.56 barrels).

  • External Thread: 1.125×28 — compatible with certain suppressors or accessories.

• Length: 1.49” overall, with a 0.721” tail — gives room for pin-and-weld compliance or clearing tight handguards.

• Exit Aperture: Sized for .45 caliber projectiles — compatible with a wide range of calibers, offering good versatility.

• Design: Integral brake — not just a thread adapter, but also adds muzzle brake functionality.

• 4150 Black Nitride Barrel
• 1:16 Twist
• 9 MM Caliber
• Full Length
• Threaded
• Unbranded