Proof Research AR-Style Barrel .223 Wylde 11.50in 1:7 Stainless

Description

Proof Research supplies an AR-style barrel chambered in .223 Wylde finished in stainless steel and measuring 11.50 inches. The barrel is cut with a 1:7 twist and a rifled bore with four grooves, and it features a 1/2″-28 tpi muzzle thread for standard muzzle devices. Constructed for AR-platform applications, this barrel emphasizes material strength and erosion resistance for consistent performance under demanding use.

Key Specifications

• The manufacturer is Proof Research.
• The model is described as an AR-Style Barrel.
• The chambering is .223 Wylde.
• The barrel length is 11.50 inches.
• The rate of twist is 1:7.
• The bore type is Rifled.
• The finish is Stainless.
• The muzzle thread is 1/2″-28 tpi.
• The barrel has 4 grooves.

Built from high-tensile stainless material with attention to erosion and corrosion resistance, this Proof Research barrel is intended for precise AR-style builds and compact configurations where a short, durable barrel is required. Its 1:7 twist rate and .223 Wylde chambering support a range of bullet weights for consistent accuracy and stable performance.