The Rosco Manufacturing Bloodline Barrel For Glock 19 Threaded delivers a precise, drop-in upgrade for shooters who want more consistency from their compact pistol. Built from 416R stainless steel and finished in a durable black melonite, this 4.6" threaded barrel is engineered to enhance accuracy while remaining a straightforward replacement for factory components.

This threaded 1/2x28 barrel is rated for SAAMI-approved, factory new 9mm ammunition and is compatible with Glock 19 pistols across multiple generations. It is broached, honed, polished, and melonited for smooth cycling and long service life, making it well suited for range work, training, or duty-style use where dependable performance matters. Rosco’s focus on match-grade tolerances and practical design reflects the company’s reputation for thoughtful craftsmanship and reliable innovation.

• Manufacturer: Rosco Manufacturing
• Model: Bloodline Barrel For Glock 19 Threaded
• Caliber: 9mm
• Barrel Length: 4.6 inches
• Threaded Barrel: 1/2x28
• Twist Rate: 1:10
• Material: 416R stainless steel