Faxon Duty Threaded Barrel for Glock 43/43X, 9mm

This is a drop-in Duty Series threaded replacement barrel for Glock 43 and 43X pistols chambered in 9mm. It is presented as a match-grade, drop-in option engineered for improved lock-up and compatibility with a range of ammunition. The barrel includes a threaded muzzle and an 11° target crown for consistent muzzle alignment.

Key Specifications

• The caliber is 9mm Luger.
• Compatibility is listed as Glock 43 / 43X.
• Construction is 416R stainless billet.
• The twist rate is 1:10.
• The muzzle features an 11° target crown.
• The muzzle is threaded (threaded: Yes).
• Sight provision is listed as none (no iron sights).
• Fitment is described as a match-grade drop-in barrel for improved fit and lock-up.
• The barrel is noted as compatible with cast bullets.
• Finish information is listed inconsistently in source data as stainless and black; see notes.

Designed for users who want a straightforward, serviceable upgrade, this barrel offers match-grade features in a drop-in format. The threaded muzzle and precision crown support consistent shot-to-shot alignment while the construction and fit are intended to improve lock-up over factory barrels. It’s a practical choice for those seeking refined accuracy and reliable performance in a compact Glock platform.