The Grey Ghost Precision stainless steel threaded barrel for Glock 19 Gen 3/4 is a match-grade drop-in replacement built for shooters who demand precision without complications. Machined from 416R stainless steel to exacting tolerances, this 9mm Luger barrel arrives ready to swap into your Glock 19—no gunsmithing required. The 1/2"-28 threading lets you run a suppressor or muzzle brake, making it equally at home on the range, in a hunting rig, or behind a sound-reducing can at your local facility.
What sets this barrel apart is the attention to detail. Grey Ghost holds final dimensions to ±0.003" for consistent shot-to-shot performance, chambers to SAAMI spec, and uses a proprietary twist rate optimized for reliable function across a wide spectrum of 9mm loads. Stainless steel resists corrosion and the wear that comes with regular shooting, and the durable finish preserves the barrel's inherent accuracy potential without compromise. At 5 ounces, it keeps weight where it matters—in the slide—rather than forward of the frame.
Whether you're building a more accurate carry gun, setting up a range workhorse, or just want the confidence that comes from a precision barrel, this is the kind of upgrade that pays for itself in tighter groups and better reliability. Drop it in, verify function, and shoot with confidence that it's built to the same standards you'd expect from a factory custom shop.
| Brand | Grey Ghost Precision |
| Caliber | 9mm Luger |
| Compatibility | Glock 19 Gen 3/4 |
| Threading | 1/2"-28 |
| Material | 416R Stainless Steel |
| Grade | Match Grade |
| Installation | Drop-in |
| Weight | 5 oz |
| Chamber Spec | SAAMI |
| Dimensional Tolerance | ±0.003" |
Yes. This barrel is designed as a drop-in replacement for both Glock 19 Gen 3 and Gen 4 models. No gunsmithing is required.
Yes. The barrel is threaded 1/2"-28, which is the standard suppressor mounting thread for 9mm pistols. You'll need a compatible suppressor or muzzle device rated for that thread pitch.
Grey Ghost holds this barrel to ±0.003" tolerance and uses match-grade specifications. Actual accuracy depends on your setup, ammunition, and shooting skill, but precision barrels of this quality are built to maximize consistency and group tightness when given proper ammunition and technique.
Stainless steel resists corrosion and wear from regular shooting. The finish preserves durability without hindering accuracy or function.
Grey Ghost Gear
True Precision
True Precision
