The BSF SF3IYT1190 Bolt-Action .257 Weatherby 18" 1:7.5 Carbon Fiber Barrel delivers a lightweight, rigid option for shooters who demand match-grade performance. Built around a stainless steel button-rifled core wrapped in a carbon fiber sleeve, this barrel is engineered to shed weight while maintaining stiffness and promoting efficient heat dissipation. The threaded 5/8x24 muzzle makes it ready for brakes or suppressor devices right out of the box.

This 18-inch barrel with a fast 1:7.5 twist is purpose-built for modern .257 Weatherby loads, offering excellent stability for heavier, high-BC projectiles. Its carbon fiber exterior helps manage barrel whip and heat for more consistent shot strings, whether you are working up precision handloads at the bench or stretching distance in the field. BSF Barrels is known for precise machining and attention to detail, reflected in the clean finish and consistent performance of this bolt-action barrel.

Key Features:

• Manufacturer: Bsf Barrels
• Model: SF3IYT1190
• Caliber: 257 Weatherby
• Action: Bolt
• Barrel Description: Button Rifled
• Barrel Finish: Carbon Fiber
• Barrel Length: 18 inches
• Barrel Material: Stainless Steel
• Thread Pattern: 5/8x24
• Twist: 1:7.5
• Weight: 2.98 Pounds (37 Ounces)