True Precision TPG19BXT | 9mm 4.50in Threaded Barrel for Glock 19

The True Precision TPG19BXT is a precision-engineered drop-in barrel for the Glock 19 in 9mm Luger. Machined from stainless steel with proprietary broach-cut rifling and a target crown, this threaded barrel is designed to improve accuracy and feeding while adding compatibility with 1/2×28 muzzle devices. It is offered as a threaded, satin stainless replacement barrel that fits Glock 19 Gen1–5 models.

Product Specifications

• The manufacturer part number is TPG19BXT.
• The UPC for this product is 719104534259.
• The barrel is chambered for 9mm Luger.
• The barrel length measures 4.50 inches as listed in the product name.
• The barrel finish is satin stainless.
• The barrel is threaded with 1/2×28 threads and ships with a thread protector.
• The rifling is a broach-cut, 6-groove profile.
• The rifling twist rate is listed as a 1:10 rate.
• The barrel is a drop-in replacement design for Glock 19 frames.
• The material is machined from 416R stainless billet.
• The muzzle features an 11-degree target crown for consistent bullet release.
• The feed ramp is improved and widened over OEM for more reliable feeding of hollow-point and defensive-design ammunition.
• The barrel includes a thread protector accessory.
• The item is made in the U.S.A.
• Not eligible for direct ship to California as indicated in the source listing.

This barrel balances precision machining with practical features for serious shooters. The broach-cut rifling and target crown support improved concentricity and potential accuracy gains, while the threaded muzzle and included protector add modularity for suppressor or muzzle device use. The improved feed ramp addresses reliability with a range of bullet types, making this a strong option for range use and precision-oriented carry setups where a threaded muzzle is desired.