The Proof Research 155042 Bolt 22CRD 18 8TW PXT barrel is a premium replacement barrel designed for shooters who demand consistent precision and modern materials. Featuring Proof Research’s signature carbon-fiber wrapped construction, this barrel offers a balance of rigidity and reduced weight compared to traditional steel barrels, while its threaded muzzle is ready for compatible suppressors or muzzle devices.

This extra barrel is ideal for upgrading a bolt-action rimfire platform for dedicated range work, small-game hunting, or focused training sessions where accuracy and repeatable performance matter. Its design helps maintain stability over extended strings of fire without adding unnecessary bulk to the rifle. Backed by Proof Research’s reputation for advanced composites and meticulous barrel manufacturing, this barrel is built to deliver dependable performance shot after shot.

Key Features:

• Manufacturer: Proof Research
• Model: 155042 Bolt 22CRD 18 8TW PXT
• Product Type: Extra Barrel
• Barrel Type: Carbon-Fiber Wrapped
• Muzzle: Threaded