The Proof Research 154113 Bolt 224 18 8Tw PXT barrel is a premium replacement option designed for shooters who demand consistent precision from their bolt-action platform. Featuring Proof Research’s signature carbon-fiber wrapped profile with stainless steel ends, this barrel delivers a balance of rigidity and reduced weight while maintaining excellent heat management and long-term durability.

This extra barrel is ideal for upgrading an existing rifle or configuring a dedicated setup for range work, varmint hunting, or general training. Its construction supports repeatable accuracy over extended strings of fire while keeping the rifle lively and easy to handle. Backed by Proof Research’s reputation for advanced materials engineering and meticulous craftsmanship, this barrel is built to perform shot after shot.

Key Features:

• Manufacturer: Proof Research
• Model: 154113 Bolt 224 18 8Tw PXT