You can find the Canik TP9 SFX/TP9 SFL Threaded Barrel here.

The Canik TP9 SFX/SFL Full Size Threaded Barrels are manufactured of high-quality, barrel-grade steel through precision CNC machining to provide match-grade accuracy and exceptional durability. Under normal use conditions, these barrels can last up to 50,000 rounds and redefine quality and robustness in handgun barrels.

Manufacturer: Canik
Firearm: Canik TP9 SFX, TP9 SFL (FULL SIZE)
Caliber: 9mm
Threaded: 1/2x28