Elevate your shooting performance with the LanTac USA LLC 01-GB-G17-TH-SS, a precision-engineered drop-in barrel designed for Gen 3 & 4 Glock 17 Pistols. Crafted from Certified pre-hardened DFARS compliant 416R stainless steel, these Match Grade barrels are manufactured to exacting standards, ensuring superior accuracy and consistency. 9INE Barrels offer a seamless drop-in fit, eliminating the need for gunsmithing. Final dimensions maintained to a +/- 0.0002" tolerance for unparalleled consistency. Made from durable 416R stainless steel for enhanced longevity. Feature a unique fluted design with LanTac's proprietary Patent Pending flute pattern. Experience unmatched reliability and precision with every shot.