The Proof Research 223 Wylde 1-8 Twist 18" Stainless Steel Barrel is built for shooters who demand consistent precision from their AR-15 platform. This medium-contour, rifle-length gas barrel uses a stainless steel construction and a 1:8 twist rate optimized for a wide range of .223 Wylde loads, delivering stable bullet flight and repeatable accuracy. Its 18" length and 1/2-28 muzzle threads make it ready for your preferred muzzle device or suppressor-ready brake.

Designed as a dedicated AR-15 upgrade, this barrel balances weight and rigidity for dependable performance during extended range sessions or training days. The rifle-length gas system promotes smooth cycling and manageable recoil, while the clean stainless finish offers corrosion resistance and easy maintenance. Ideal for precision-focused range use, competition practice, and general training, this barrel reflects Proof Research’s reputation for careful engineering and quality barrel craftsmanship.

• Manufacturer: Proof Research
• Model: 223 Wylde 1-8 Twist 18" Stainless Steel Barrel
• Caliber: 223 Wylde
• Barrel Length: 18"
• Twist Rate: 1-8
• Gas System Length: Rifle
• Muzzle Threads: 1/2-28