The Weatherby Mark V Live Wild Carbon is a bolt-action rifle chambered in .257 Wby Mag with a 24-inch barrel and a 3+1 capacity. It has a threaded barrel fitted with the Accubrake ST muzzle brake. The carbon fiber construction is carried through the barrel. 
 

Key Specifications 

• Brand: Weatherby 
• Model: Mark V Live Wild Carbon 
• Caliber: .257 Wby Mag 
• Action: Bolt Action 
• Capacity: 3+1 
• Barrel Length: 24" 
   

Detailed Features 

• Carbon fiber barrel 
• Threaded barrel with Accubrake ST muzzle brake 
• 3+1 round capacity 
• 24-inch barrel length

Owners of the Mark V Live Wild Carbon in .257 Wby Mag regard the cartridge as the main draw. The .257 Wby Mag has a strong following among western big-game hunters who want high velocity and a relatively flat trajectory, and the carbon barrel keeps the rifle manageable for long carries.

The Accubrake ST splits opinion in the same way it does across the Mark V Live Wild Carbon lineup. Shooters who own chronographs and prioritize precision appreciate it; hunting partners standing nearby at the muzzle tend to be less enthusiastic about the concussion.

The Mark V Live Wild Carbon is considered a premium option, and buyers largely accept the price. The more common criticism is that .257 Wby Mag ammunition is harder to find in local stores, which pushes owners toward handloading or online ordering.