The Proof Research 152171 PR15 6 ARC 16 7.5TW PXT barrel is a premium carbon-fiber wrapped AR-15 barrel designed to deliver excellent accuracy while significantly reducing weight. Built around a stainless steel core with a distinctive carbon-fiber exterior, this extra barrel option offers a refined balance of rigidity and heat management for demanding shooters.

This model is chambered for 6 ARC and features a 16-inch barrel length with a threaded muzzle, making it ready for compatible muzzle devices or suppressor use. Ideal as an upgrade or spare barrel for a precision-focused AR build, it is well suited for range work, training, and hunting where consistent performance and lighter carry weight are valued. Proof Research is widely respected for its advanced barrel technology and meticulous craftsmanship.

Key Features:

• Manufacturer: Proof Research
• Model: 152171 PR15 6 ARC 16 7.5TW PXT