The Weatherby Mark V Backcountry 2.0 Carbon is a bolt-action rifle chambered in .30-378 Weatherby Magnum, built for hunters who need long-range capability without the weight penalty of a conventional steel-barreled platform. At 6.60 lbs and 48.50 inches overall, it's light for what it is. 
 

Key Specifications 

• Brand: Weatherby 
• Model: Mark V Backcountry 2.0 Carbon 
• Caliber: .30-378 Wthby Mag 
• Barrel Length: 26 inches 
• Overall Length: 48.50 inches 
• Weight: 6.60 lbs 
• Capacity: 2+1 rounds (detachable magazine) 
• Stock Material: Peak 44 Blacktooth Carbon Fiber 
• Action Type: Bolt Action 
• Trigger Type: TriggerTech Standard  
• Safety Features: Manual Thumb Safety  
• Finish Color: 
  • Barrel: Carbon Fiber Wrapped  
  • Receiver: Patriot Brown Cerakote 
     

Detailed Features 

 
The Peak 44 Blacktooth carbon fiber stock accounts for most of the weight savings. It's stiffer than fiberglass-reinforced synthetics and holds zero better under temperature changes. The adjustable stock lets shooters set length of pull to a proper fit. 
 
The bolt action cycles smoothly and the TriggerTech Standard trigger gives a clean break. With a 1:10" twist rate the barrel stabilizes the heavy .30-378 bullets well at extended ranges. The Accubrake ST muzzle brake takes the edge off the significant recoil this cartridge produces. 
 
The Patriot Brown Cerakote receiver finish handles weather without requiring maintenance attention in the field. The detachable magazine holds 2+1 rounds.

Hunters who've used the Mark V Backcountry 2.0 Carbon Elite in .30-378 Magnum generally have positive things to say, with the carbon fiber construction and accuracy at range being the most common points of praise. The rifle's weight, 6.60 lbs in a magnum platform, gets noticed, and most owners consider that a genuine field advantage in rugged terrain.

Accuracy at long range is a consistent theme. Owners report that the rifle shoots well, and the .30-378 Magnum has enough energy at distance to handle large game reliably.

Recoil is the clearest caveat in discussions about this rifle. The .30-378 Magnum is a serious cartridge and, even with the Accubrake, produces more recoil than most shooters want to bench for extended sessions. It comes up regularly in recommendations to new shooters as a reason to try the rifle before committing.

Price follows the same pattern as other Mark V rifles. It sits at the higher end, and buyers weigh that against the carbon fiber and titanium construction. Some users also flag that this isn't a cartridge you'll find at every local gun shop.