The Weatherby Mark V Live Wild Carbon is a bolt-action rifle chambered in 280 Ackley Improved with a 22-inch carbon fiber barrel and a 4+1 capacity. It has a threaded barrel fitted with the Accubrake ST muzzle brake. The 280 Ackley Improved chambering pairs with the carbon fiber barrel for a light, capable hunting configuration. 
 

Key Specifications 

• Brand: Weatherby 
• Model: Mark V Live Wild Carbon 
• Caliber: 280 Ackley Improved 
• Action: Bolt Action 
• Capacity: 4+1 
• Barrel Length: 22" 
   

Detailed Features 

• Carbon fiber barrel construction 
• Threaded barrel with Accubrake ST muzzle brake 
• 4+1 round capacity 
• 22-inch barrel length

Owners of the Mark V Live Wild Carbon in 280 Ackley Improved tend to be handloaders who chose the cartridge deliberately. The 280 AI has a reputation for being efficient and accurate, and users in this niche appreciate the carbon fiber barrel's contribution to keeping the package light for backcountry use.

The 22-inch barrel is a point of discussion. Some feel the shorter tube suits mountain hunting well; others note that the 280 Ackley Improved gives up measurable velocity compared to a 24-inch tube and wish Weatherby offered the longer option in this chambering.

The Accubrake ST gets the same mixed response here as elsewhere in the Mark V Carbon line. Recoil management on the 280 AI is generally considered adequate without it, so a few owners remove the brake and use a thread protector, while most keep it installed for the additional comfort at the bench.