Premium Threaded Barrel Upgrade for Glock 21 Pistols
The Lone Wolf AlphaWolf Barrel sets the benchmark for accuracy and reliability in aftermarket pistol barrels. Precision-machined from certified 416R stainless steel and finished with durable salt bath nitride coating, this drop-in replacement barrel is designed for Glock 21 pistols and features .578x28 TPI threading for suppressor or muzzle device compatibility. Whether you're enhancing your home defense setup or building a competition-ready pistol, the AlphaWolf delivers match-grade performance with every shot.
Key Features
- Premium 416R Stainless Steel Construction: CNC machined from certified, stress-relieved 416R stainless steel and heat treated to RC 40-42 for exceptional strength and longevity
- Superior Salt Bath Nitride Finish: Premium coating increases surface hardness to RC 60, providing outstanding corrosion resistance and reduced friction for smooth cycling
- Match-Grade Accuracy: Button rifled with a three-stage honed bore for consistent bullet engagement and enhanced accuracy over factory barrels
- Threaded Muzzle Ready: Features .578x28 TPI threading with included thread protector, making it compatible with .45 ACP suppressors and muzzle devices
- Fluted Barrel Design: Weight-reducing flutes improve heat dissipation while maintaining structural integrity and adding a custom appearance
- Drop-In Installation: Engineered with exacting tolerances for easy installation without gunsmithing or fitting required
- Versatile Ammunition Compatibility: Safely accommodates lead, plated, or jacketed ammunition for maximum flexibility at the range
- Made in USA: Proudly manufactured in the United States with rigorous quality control standards
Technical Specifications
- Manufacturer: Lone Wolf Distributors
- Model: AlphaWolf AW-2145TH
- Caliber: .45 ACP
- Material: 416R Stainless Steel
- Finish: Salt Bath Nitride (Black)
- Barrel Length: 5.20 inches (132mm)
- Thread Pattern: .578x28 TPI
- Barrel Profile: Fluted
- Rifling: Button Rifled, Three-Stage Honed Bore
- Heat Treatment: RC 40-42 (core), RC 60 (surface after coating)
- UPC: 639737069402
- MPN: AW-2145TH
Compatibility
This AlphaWolf barrel is specifically designed to fit Glock 21 pistols in all generations (Gen 1-5). It is compatible with all Glock 21 models chambered in .45 ACP. The .578x28 TPI threading is the industry standard for .45 caliber suppressors and muzzle devices.
What's Included
- Lone Wolf AlphaWolf Threaded Barrel (AW-2145TH)
- Knurled Thread Protector Cap
Ideal For
This threaded barrel is perfect for shooters looking to enhance their Glock 21 for suppressor use, home defense applications, or competitive shooting. The match-grade accuracy makes it ideal for precision shooting, while the durable nitride finish and threaded muzzle make it an excellent choice for tactical applications and those seeking to run a suppressor. Whether you're upgrading for performance or preparing your pistol for sound suppression, the AlphaWolf barrel delivers professional-grade quality.
About Lone Wolf Distributors
Lone Wolf Distributors has established itself as a leading manufacturer of precision aftermarket components for popular pistol platforms. Their AlphaWolf barrel line represents the pinnacle of aftermarket barrel engineering, combining advanced manufacturing techniques with rigorous quality control to deliver barrels trusted by competitive shooters, law enforcement, and discerning gun owners nationwide.
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