The Proof Research 143216 PR15 223Wylde 11.5" Threaded Barrel is a premium carbon-fiber wrapped AR-15 barrel designed to deliver precision performance in a compact package. Built around a stainless steel core with a distinctive carbon-fiber exterior, this extra barrel offers a balance of rigidity and reduced weight for shooters who demand consistency from their rifle.

This 11.5" barrel is chambered in .223 Wylde and features 5/8-24 muzzle threads, ready for your preferred muzzle device or suppressor. Its short length makes it well suited for AR pistols or SBR builds focused on maneuverability and fast handling at the range or in training environments. Proof Research is known for meticulous engineering and advanced composite barrel technology, giving shooters confidence in both accuracy and durability.

Key Features:

• Manufacturer: Proof Research
• Model: 143216 PR15 223Wylde 11.5" 5/8-24 7TW