The Proof Research Proof 152249 PR15 6 ARC 16 7.5TW PXT barrel is a premium extra barrel option for AR-platform shooters who demand consistent precision and modern performance. Built by Proof Research, this stainless barrel is engineered for the 6 ARC cartridge and finished with a threaded muzzle, giving shooters flexibility for brakes, compensators, or suppressor-ready setups.

This barrel is ideal for shooters looking to upgrade or refresh an existing rifle with a high-quality replacement that maintains reliability and accuracy over extended use. Its configuration supports range work, training, and hunting applications where consistent shot placement matters. Backed by Proof Research’s reputation for advanced barrel technology and meticulous craftsmanship, it is a smart choice for serious enthusiasts building or refining a precision-focused AR.

Key Features:

• Manufacturer: PROOF RESEARCH
• Model: PROOF 152249 PR15 6 ARC 16 7.5TW PXT