Product Description The True Precision TP-G19B-XT is a match-grade, drop-in replacement barrel engineered to enhance accuracy and reliability in Glock 19-pattern 9mm pistols. Designed and manufactured in the USA from certified, USA-sourced steel, it features True Precision&';s advanced proprietary broach-cut rifling process and a threaded muzzle to support popular muzzle devices. Built with personal defense in mind, this barrel combines tight tolerances, an improved feed geometry, and a durable stainless finish for consistent performance and long service life. Product Highlights Match-grade, drop-in 9mm barrel designed to improve accuracy potential and lockup consistency Threaded muzzle (1/2x28) for suppressors and compensators; includes thread protector Advanced proprietary broach-cut rifling design for reliable, repeatable performance 416R stainless steel construction with an 11-degree target crown for refined accuracy Made in the USA using USA-sourced certified steel Specs Brand: True Precision Manufacturer Part Number: TP-G19B-XT UPC: 719104534259 Caliber: 9mm Luger (9x19) Firearm Fit: Glock 19 (Gen 12 listed); some distributors also list Glock 19X and Glock 45 compatibility Barrel Type: Threaded, match-grade drop-in Thread Pitch: 1/2x28 Material: 416R stainless steel Finish/Color: Satin/Stainless (silver) Twist Rate: 1:10 left-hand twist Rifling: Broach cut, 6-groove Crown: 11-degree target crown Barrel Length: 4.50 in (as listed by distributors) Country of Manufacture: USA Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the products manufacturer.