Product Description The Zaffiri Precision BA-G17G5-TH-BN is a match grade threaded barrel engineered as a direct drop-in upgrade for the Glock 17 Gen5. Manufactured from premium 416R stainless steel and finished with a hard black nitride coating, this barrel combines outstanding accuracy with exceptional corrosion and wear resistance. The 4.97-inch barrel features a 1/2x28 threaded muzzle and includes a thread protector, offering seamless compatibility with suppressors and a wide range of muzzle devices. Proudly made in the USA, it is designed to work with lead, plated, and jacketed ammunition, making it equally suited for competitive shooting, self-defense, and everyday range use. Product Highlights Match grade 416R stainless steel construction delivers superior precision and long-term durability Black nitride finish offers exceptional resistance to corrosion, wear, and heat Threaded 1/2x28 muzzle with included thread protector for suppressor and muzzle device compatibility True drop-in fitment for Glock 17 Gen5 with no gunsmithing required Made in the USA and compatible with lead, plated, and jacketed ammunition Specs Brand: Zaffiri Precision MPN: BA-G17G5-TH-BN UPC: 810220063781 Caliber: 9mm Luger (9x19 Parabellum) Barrel Length: 4.97" Barrel Material: 416R Stainless Steel Barrel Finish: Black Nitride Barrel Type: Threaded Thread Pattern: 1/2"x28 Twist Rate: 1:10" Weight: 6 oz Includes: Thread Protector Firearm Fit: Glock 17 Gen5 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 product&';s manufacturer.