16 Inch Glock 21 (Gen 3, 4 & SF) Threaded Barrel

What’s Included

• Precision 16 inch barrel with .578 x 28 threaded muzzle, compatible with Glock 21 Gen 3, Gen 4, SF models
• High-performance muzzle device for improved control and accuracy
• Thread protector for safe storage and transport

Upgrade your Glock 21 with a premium 16 inch threaded barrel designed for extended performance and precision shooting. Expertly crafted using high-grade materials, this barrel goes through advanced automated machining and rigorous inspections. Every barrel is thoroughly tested with in-process probing, visual checks, and live fire evaluations to ensure flawless quality.

Finished with a durable black nitride coating and precision laser engraving, the barrel offers both a sleek look and long-lasting protection. Its slim and lightweight profile is the result of extensive research, delivering superior accuracy and smooth operation for Glock 21 Gen 3, Gen 4, and SF models.

Precision Chambering
Engineered to exact SAAMI specifications to deliver consistent performance and tight shot groupings

Match Grade Lockup
Machined to precise tolerances for a solid and secure fit that enhances accuracy and reliability

Polished Feed Ramp
Extended and mirror-polished for frictionless chambering and dependable feeding with every round