The CZ 457 At-One Varmint SR is a .22 LR bolt-action rifle with a 24-inch cold hammer forged barrel, 5+1 detachable magazine, and 7.73 lbs weight. The stock is a laminate with adjustable comb and length-of-pull from 12.5 to 14.25 inches. Barrel twist rate is 1:16. Finish is brown stock with a black barrel. The two-position push-to-fire safety and fully adjustable trigger round out the feature set. 
 

Key Specifications 

• Model: CZ 457 At-One Varmint SR 
• Caliber: .22 LR 
• Action Type: Bolt Action 
• Barrel Length: 24 inches 
• Capacity: 5+1 rounds (detachable magazine) 
• Weight: 7.73 lbs 
• Trigger Mechanism: Fully Adjustable 
• Safety Feature: Two-position push-to-fire safety 
• Stock Type: Laminated with adjustable comb 
• Length of Pull: Adjustable between 12.5" - 14.25" 
• Barrel Twist Rate: 1:16" 
• Finish Color: Brown (stock), Black (barrel) 
   

Detailed Features 

1. Cold Hammer Forged Barrel: Produces consistent bore dimensions throughout the barrel length for accuracy that holds up over time. 
2. Adjustable Comb Stock: Laminate construction allows comb height and length-of-pull adjustments to fit a range of shooter sizes. 
3. Fully Adjustable Trigger: Lets you set pull weight to personal preference for better shot control. 
4. Two-position Safety: Clearly switches between safe and fire, facilitating safe handling in the field.

The CZ 457 Precision Varmint in .22 LR draws consistent praise for accuracy. The 24-inch barrel helps wring out the caliber's potential, and owners report tight groups at various distances. It is a popular choice for precision rimfire work and small game hunting.

Build quality is another recurring theme. The laminate stock and overall CZ craftsmanship are viewed as high quality by most owners, with the rifle feeling substantial and well-finished.

Ergonomics get positive marks. The adjustable stock fits a range of shooters comfortably, and the rifle balances well for extended sessions.

Compatibility with scopes, bipods, and other accessories comes up often, which appeals to shooters who want to build a more personalized setup.

Trigger feedback is generally positive, with most owners finding the pull smooth with a clean break. The rifle is well-regarded for value given its performance and feature set.

On the critical side: weight is occasionally mentioned, as 7.73 lbs is toward the heavier end for a .22 LR. Aftermarket parts availability, while decent, is sometimes noted as more limited than higher-volume platforms.