The Proof Research 156070 PR15 .223 Wylde 14.5" 7TW PXT barrel is a precision stainless steel AR-15 barrel designed for shooters who demand consistent accuracy and smooth performance. Its 14.5-inch profile with a threaded muzzle is purpose-built for modern AR platforms, offering a balanced blend of maneuverability and stability.

This extra barrel is ideal for upgrading an existing rifle or completing a high-quality build focused on range work, training, or competition. Chambered in .223 Wylde, it is optimized for excellent performance with both .223 Remington and 5.56 NATO loads, while the 1:8 twist rate supports a wide range of bullet weights. Proof Research is known for meticulous machining and rigorous quality control, giving shooters confidence in every shot.

Key Features:

• Manufacturer: Proof Research
• Model: 156070 PR15
• Caliber: .223 Wylde
• Barrel Length: 14.5"
• Twist Rate: 1:8
• Threaded Barrel: Yes