True Precision TPG19BX 9mm 4in Fluted Stainless Barrel for Glock

The True Precision TPG19BX is a drop-in replacement barrel engineered for Glock 45, 19X, and Glock 19 Gen1–5 pistols. It is a fluted, satin stainless barrel produced from 416R stainless billet and features broach-cut six-groove rifling. The barrel includes an 11-degree competition-style target crown and an improved, widened feed ramp to promote reliable feeding of hollow-point and defensive ammunition.

Key Specifications

• The caliber is 9mm (9mm Luger).
• The barrel length is 4 inches.
• The barrel type is a drop-in replacement barrel.
• The finish is satin stainless.
• The barrel material is 416R stainless billet.
• The rifling is broach-cut, 6-groove rifling.
• The rate of twist is 1:10.
• The crown is an 11-degree competition-style target crown.
• Threading is not present (non-threaded).
• Compatible with Glock 45, 19X, and Glock 19 Gen1–5.

This barrel blends precision machining and practical enhancements—such as the widened feed ramp and target crown—to support consistent performance in duty, carry, and range applications. Its stainless construction and fluted profile offer a balance of durability and serviceability while remaining a straightforward, drop-in upgrade for supported Glock models.