The Weatherby Mark V Accumark is a bolt-action rifle chambered in .28 Nosler, with a 26-inch barrel in Graphite Black Cerakote, a TriggerTech Field trigger, and a fiberglass Monte Carlo stock. 
 

Key Specifications 

• Manufacturer: Weatherby 
• Model: Mark V Accumark 
• Type: Bolt Action Rifle 
• Caliber: .28 Nosler 
• Barrel Length: 26 inches 
• Capacity: 3 + 1 rounds 
• Weight: 8.3 lbs. 
• Finish Color: Graphite Black Cerakote 
• Stock Material: Synthetic, Black Fiberglass Monte Carlo 
• Safety Features: Three-position bolt-mounted safety 
• Trigger Type: TriggerTech Field 
• Receiver Finish: Graphite Black Cerakote 
• Special Features: 
  • Threaded barrel for suppressors or muzzle brakes 
  • Equipped with Accubrake ST Muzzle Brake 
     

Detailed Features 

1. 26-inch Precision Barrel: The longer barrel extracts additional velocity from the .28 Nosler cartridge, useful for long-range hunting where trajectory matters. The Accubrake ST muzzle brake reduces felt recoil noticeably. 
2. Graphite Black Cerakote: The finish protects the metal from weather and corrosion, which matters for a hunting rifle that gets used in variable conditions. 
3. TriggerTech Field: TriggerTech's design provides a consistent pull weight and a clean break, which translates to more consistent shot placement. 
4. Three-Position Safety: Allows locking the bolt closed, firing, or fully safe, which gives flexibility during a hunt. 
    

Target Audience 

The Mark V Accumark in .28 Nosler is built for hunters pursuing big game at extended ranges and for precision shooters who want a purpose-built bolt gun. The .28 Nosler caliber offers a flat trajectory and retained energy at distance that suits elk, mule deer, and similar quarry at 400+ yards. At 8.3 lbs, it is on the heavier side for a mountain rifle but manageable for most hunting applications. 
 

Usage Scenarios 

• Big Game Hunting: The .28 Nosler hits hard at distance; the Accubrake makes follow-up shots faster. 

Owners of the Weatherby Mark V Accumark in .28 Nosler are generally very positive about it, with accuracy and build quality drawing the strongest praise.

Accuracy is the most consistent theme. The .28 Nosler caliber's flat trajectory and the 26-inch barrel work together for impressive long-range groups, and most users report performance that meets or exceeds their expectations for a hunting rifle at distance.

Build quality gets consistent credit. The Cerakote finish holds up in field conditions, the fiberglass stock does not shift with temperature or humidity changes the way wood stocks can, and the TriggerTech trigger is noted as a meaningful upgrade over standard bolt-gun triggers.

Recoil management draws positive comments. The Accubrake ST does its job, and most users find the rifle comfortable to shoot over extended range sessions despite the power of the .28 Nosler.

Weight comes up as a practical consideration. At 8.3 lbs before optics, it is not a lightweight mountain rifle. Backcountry hunters who cover significant ground on foot factor this into their decision; for stand hunting or driving to a ridge it is a non-issue.

Price is frequently discussed. The Mark V Accumark is a premium rifle and priced accordingly. Most owners who buy it feel the quality is worth it; whether the premium over mid-tier alternatives is justified depends on how seriously you take long-range hunting.

Weatherby customer service experiences in forum discussions are inconsistent, with both positive and negative warranty interactions reported.