The Nosler M21 is a bolt-action rifle chambered in .30 Nosler, with a 24-inch barrel, 44.5-inch overall length, and 7.10 lb weight. The finish is Tactical Gray Cerakote. It's set up for hunters and precision shooters who want a capable .30-caliber rifle without unnecessary complexity. 
 

Key Specifications 

• Type: Bolt Action Rifle 
• Model Series: M21 
• Caliber: .30 Nosler 
• Capacity: 3+1 rounds 
• Barrel Length: 24 inches 
• Overall Length: 44.5 inches 
• Weight: 7.10 lbs 
• Finish: Tactical Gray Cerakote 
• Safety Mechanism: Lever safety 
• Trigger System: TriggerTech Field trigger 
• Grip Type: Standard grip 
• Stock Material: All-weather epoxy construction 
• Sights Configuration: Integrated base, optics ready 
   

Detailed Features 

1. Barrel Construction: 
   The barrel has a recessed crown to protect the muzzle and is threaded for suppressors or muzzle brakes. 
    
2. TriggerTech Field Trigger: 
   TriggerTech's frictionless release design produces a clean break with minimal creep, which contributes to consistent shot placement at distance. 
    
3. All-Weather Epoxy Stock: 
   The stock material resists moisture and temperature swings and maintains its shape under field conditions. 
    
4. Self-Indexing Recoil Lug: 
   Made from 17-4 stainless steel, the recoil lug maintains action-to-stock alignment across extended shooting sessions. 
    
5. Integrated Optics Base: 
   The receiver has a built-in scope base, so mounting optics doesn't require a separate rail or adapter.

The Nosler M21 in .30 Nosler draws consistently positive reactions from precision shooters and hunters, with a few practical concerns mixed in.

Build quality is the most common point of praise. People who handle the rifle comment on the fit and finish, and the TriggerTech trigger gets specific credit for a clean, predictable pull. The .30 Nosler cartridge itself gets favorable marks for long-range terminal performance, particularly on elk and larger game.

On the downside, two things come up regularly. First, price — the M21 sits at the higher end of the hunting rifle market, and some buyers feel they're paying partly for the Nosler name. Second, .30 Nosler ammunition availability is limited compared to mainstream calibers like .300 Win Mag or .300 PRC, which matters for shooters in areas with limited selection or who can't handload.

Overall the rifle is well regarded among serious hunters and long-range shooters who are comfortable with the caliber's niche status and are willing to pay for a higher-quality action and trigger.