Shadow Systems DR 9mm 5″ Threaded Fluted Nitride Barrel

The Shadow Systems match barrel for the DR platform is a precision-machined replacement barrel designed to provide consistent lockup and reliable function. It is a 5-inch, spiral-fluted, threaded barrel finished in nitride and chambered for 9mm. The chamber is fully supported and the barrel is made from 416R stainless steel with 1-in-10″ rifling, and it is built to handle mainstream commercial ammunition including hotter factory loads and lead bullets.

Key Specifications

• The barrel length is 5 inches.
• The caliber is 9mm.
• The external thread pattern is 1/2×28.
• The barrel type is Threaded & Fluted.
• The finish is Nitride.
• The barrel material is 416R stainless steel.
• The rate of twist is 1-in-10″.
• The barrel fits MR-L & DR style slides.
• Compatible with G19/17 (Gen 5) footprint features as noted.
• The listed weight is 0.35.

Whether upgrading a duty pistol, building a precision-oriented range gun, or replacing a worn factory barrel, this Shadow Systems match barrel offers a balance of durable materials, controlled chamber support, and a thread-ready profile for muzzle accessories. Its spiral fluting reduces mass while maintaining structural integrity, and the nitride finish adds surface hardness and corrosion resistance suitable for frequent use in training and everyday carry preparations.