Lakeline Ported Barrel 9MM Taurus GX4 – Black Nitride

Lakeline Ported Barrel 9MM Taurus GX4 – Black Nitride

Take your micro-compact performance to a whole new level of speed and precision. The Lakeline Ported Target Barrel completely transforms your everyday carry setup, instantly flattening out the snappy recoil impulse inherent to subcompact 9mm frames. Precision-machined in the USA from premium 416R aerospace-grade stainless steel and treated with an elite, friction-reducing Black Nitride finish, this drop-in barrel features strategically placed exhaust ports that vent expanding gasses upward to actively combat muzzle flip. Engineered with custom-cut target rifling and a crisp 11-degree target crown, it delivers unmatched follow-up shot velocity while tightening your range groupings.

Key Features:

• Advanced Muzzle Rise Mitigation: Dual top-ported gas ports actively direct expanding combustion pressure upward, keeping your red dot or iron sights locked on target during rapid fire.

• Elite Low-Friction Black Nitride Finish: Coated in a deep, hardcoat matte black nitride treatment providing ultimate surface hardness, slick cycling lubrication, and elite corrosion resistance.

• Premium 416R Stainless Steel Core: Precision-ground from gun-barrel-quality stainless steel to ensure rigid durability and exceptional thermal handling under heavy strings of fire.

• Target-Grade Precision Rifling: Features an optimized 1:10 twist rate with a SAAMI specification chamber and an 11-degree target crown for maximum shot-to-shot consistency.

• Seamless Drop-In Fitment: Expertly engineered as a direct replacement for your factory barrel, extending just roughly $1/4$ inch past the slide to maximize terminal gas expansion control.

Specifications:

• Manufacturer: Lakeline LLC

• Model: Compensated Carry Ported Barrel

• SKU: T-PT-GX4-246-BLK

• UPC: 810142070379

• Material: 416R Stainless Steel

• Finish: Black Nitride (Matte Black)

• Caliber: 9mm Luger

• Twist Rate: 1:10 Right-Hand Twist

• Barrel Length: 3.34 Inches

• Muzzle Crown: 11-Degree Target Crown

Firearm Compatibility:

• Designed exclusively to fit the standard standard-size Taurus GX4 and GX4 T.O.R.O. 9mm pistol models.

• Note: Not compatible with the larger GX4XL or GX4 Carry frame variants.

Complete Your Custom Build (Recommended ShopTaurus Add-ons):

• Taurus GX4 11-Round Factory Magazine w/ Pinky Extension: Maximize your structural grip footprint alongside your upgraded performance barrel.

  • SKU: 358-0025-01

  • Link: shoptaurus.com/magazines/taurus-gx4-9mm-11-round-factory-magazine-with-extension

• Taurus GX4 / GX4 T.O.R.O. Recoil Spring Assembly: Keep your cycling operation completely refreshed by pairing your new ported barrel with a pristine factory-tuned recoil tracker.

  • SKU: 10024458

  • Link: shoptaurus.com/slide-parts/taurus-gx4-gx4-toro-recoil-spring-assembly

Frequently Asked Questions:

Will I lose significant bullet velocity because of the barrel porting? Minimal to none. Because Lakeline extends the barrel profile just slightly (about an extra quarter of an inch) and cuts the target-grade rifling cleanly past the gas block ports right up to the crown, you maintain standard micro-compact terminal bullet velocities while gaining massive muzzle flip reduction.

Does this ported barrel require a specialized slide or custom machining? No. This barrel is engineered to drop straight into your standard factory Taurus GX4 or GX4 T.O.R.O. slide assembly right out of the box with zero gunsmithing required. The ports are cleverly positioned on the extended tip section just clear of the front slide face.

Is it normal to see superficial wear patterns on the black finish after initial firing? Yes. Metal-on-metal sliding contact will naturally leave light burnish marks along the locking block lugs and top hood section as the tolerances marry together during the initial break-in period. This is standard across all performance finishes (including Nitride or TiN) and does not compromise performance.

⚠️ PLEASE NOTE: This product is an aftermarket upgrade barrel component only. Firearm slide assembly, frame, recoil guide rod, magazine, and ammunition are NOT included. Pictured components are for demonstration and installation visualization purposes only. NO FIREARM IS INCLUDED WITH THIS PURCHASE.