Hornady Lock-N-Load Concentricity Gauge
Identify and eliminate bullet runout with this precision tool. Universal centers handle .22 to .45 caliber bottleneck cartridges. Includes dial indicator and adjustment knobs for true, accurate ammunition.
Hornady Lock-N-Load Concentricity Gauge
Bullet runout—the wobble that occurs when a bullet isn't perfectly centered in its case—is one of the most overlooked factors affecting accuracy. The Hornady Lock-N-Load Concentricity Gauge gives you the ability to identify and correct this problem quickly and effectively.
How It Works
The process is straightforward:
- Place your ammunition in the tool
- Roll the cartridge to identify any runout
- Use the dial indicator and adjustment knobs to true up the bullet
- Repeat until runout is minimized
Key Features
- Universal centers ensure precise alignment for most bottleneck cartridges from .22 caliber through .45 caliber
- Precision adjustment knobs allow fine-tuning to eliminate runout on any cartridge
- Sturdy frame can be bolted to your reloading bench for stability and repeatability
- Dial indicator provides clear, accurate measurements
- Works on handloads and factory ammunition alike
Why Concentricity Matters
Even small amounts of bullet runout can cause inconsistent bullet seating and flight, leading to wider shot groups and reduced accuracy. By using this tool, you'll ensure your ammunition shoots to its full potential—whether you're loading for precision rifle, competition, or hunting.
This is a must-have tool for serious handloaders who demand the best accuracy from their ammunition.
Features
- identifies and eliminates bullet runout (or wobble)
- dial indicator thumbscrew for adjustment
- sturdy frame can be bolted to bench
