Rosco Bloodline Barrel for Glock 17 — 9mm 4.49-inch

This Rosco Manufacturing Bloodline barrel is a drop-in replacement engineered for Glock 17 pistols, compatible with generations 1 through 4. Constructed from 416R stainless steel, the barrel is broached, honed, polished and finished with Melonite for durable corrosion resistance. The non-threaded design and 1:10 specification are intended to provide consistent performance with SAAMI-approved, factory-new 9mm ammunition.

Key Specifications

• The barrel length is 4.49 inches.
• The cartridge is 9mm.
• Designed to fit Glock 17 pistols (Generations 1–4).
• Manufactured from 416R stainless steel.
• The surface finish is Melonite.
• The barrel is non-threaded in style.
• The barrel specification is listed as 1:10.
• The barrel weight is approximately 0.5 lbs.
• Manufacturing processes include broached, honed, and polished operations.
• Rated for use with SAAMI-approved, factory-new ammunition.

As a match-grade, user-installable option, the Bloodline barrel offers a straightforward upgrade path for shooters seeking improved consistency from a stock Glock 17 platform. Its stainless construction and Melonite finish balance corrosion resistance with practical handling, making it suitable for range, training, and competitive applications where reliable, repeatable performance matters.