Product Description Upgrade your pistol with the TAPCO Threaded Replacement Drop-In Barrel for Glock 17 Gen 1-3 in 9mm Luger. Made from match grade 414 stainless steel and finished in durable black nitride, this barrel is designed as a true drop-in replacement that installs easily with no gunsmithing or modifications required. The threaded muzzle supports common 1/2x28 accessories and includes a thread protector to help safeguard the threads when not in use. Product Highlights Match grade 414 stainless steel construction for a durable, performance-focused Glock 17 replacement barrel Black nitride finish for enhanced wear and corrosion resistance Threaded 1/2x28 muzzle for compatibility with many 9mm accessories Drop-in barrel designno gunsmithing or permanent modifications required Includes a thread protector to protect muzzle threads during storage and carry Specs Brand: Tapco Model: Threaded Barrel Firearm Fit: Glock 17 Gen 1-3 Caliber: 9mm Luger (9x19 Parabellum) Barrel Type: Drop In Barrel Description: Threaded Thread Pattern: 1/2"x28 Material: Stainless Steel (match grade 414 stainless steel) Finish: Black Nitride Includes: Thread Protector Weight: 0.3000 lb MPN: TAP22001 UPC: 810122800002 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.