Ballistic Advantage | Glock 19 9mm 4.5-inch Threaded Barrel

Ballistic Advantage’s Premium Series pistol barrel is engineered for shooters who demand improved accuracy and long-term durability. Built from hardened 416R stainless steel and finished with a QPQ corrosion-resistant coating, this 4.5-inch fluted, threaded barrel is machined to tight tolerances to deliver consistent performance without a break-in period. It fits Glock 19 Gen 3–5 slides and is intended for lawful, recreational, and competitive shooting applications where precision and reliability matter.

Product Specifications

• The manufacturer is Ballistic Advantage.
• The model series is the Premium Series.
• The barrel fits Glock 19 Gen 3-5 slides.
• The caliber is 9mm.
• The barrel length is 4.5 inches.
• The barrel type is Threaded.
• The barrel profile is Fluted.
• The material is hardened 416R stainless steel.
• The finish is QPQ corrosion resistant in black.
• The barrel is honed, lapped, and tumbled to remove imperfections.
• The bore deviation is held to less than .0001 for tight tolerances.
• The product type is Barrel.
• The UPC is 819747026132.

This Ballistic Advantage barrel is a direct, high-quality upgrade for Glock 19 owners who want tighter tolerances and improved longevity. Its fluted, threaded profile and corrosion-resistant finish make it suitable for everyday-carry upgrades where legal or for precision-focused range and competition use. The Premium Series manufacturing processes result in a finished barrel that installs cleanly and is ready for service without a prolonged break-in.