
Availability: In Stock
The Hornady A223 Lock-N-Load Modified Case is a precision reloading tool engineered specifically for hand loaders who demand concentricity and consistency in their 223 Rem ammunition. This modified case integrates directly with Hornady's Lock-N-Load Precision gauges, serving as the measurement standard for your custom loads. Whether you're a competition shooter chasing sub-MOA groups or a tactical reloader building ammo for serious field work, this tool eliminates guesswork from case prep verification and overall length (OAL) measurement.
The A223 is mechanically optimized for precision work. A fine-threaded connection secures the case to your gauge platform, holding it perfectly perpendicular to the measurement axis—critical for accurate chamber-fit validation. The case neck has been carefully reamed and opened to allow standard-diameter bullets to seat concentrically without binding, so you can verify bullet placement and case condition without straining components or introducing alignment error.
This is a working tool for reloaders who use Lock-N-Load gauges as part of their quality-control system. It's not a live round; it's your reference standard. If you're already invested in the Lock-N-Load ecosystem, this modified case fills a functional gap. If you're building a new reloading bench and considering precision measurement, understand that this case works with Hornady's gauge line—you'll need the gauge itself to put it to use.
| Caliber | 223 Remington |
| Application | Hornady Lock-N-Load Precision Gauge compatibility |
| Case Neck | Reamed and opened for standard-diameter bullets |
| Attachment | Fine-thread connection to gauge platform |
No. The A223 is specifically designed for Hornady Lock-N-Load Precision gauges and uses a proprietary fine-threaded connection to those products.
You'll need a Hornady Lock-N-Load Precision gauge—typically an OAL gauge or similar precision measurement tool from the Lock-N-Load line. The case itself is not a gauge; it's the reference standard that mounts to your gauge.
No. This is a modified case used as a precision reference tool for reloaders. It is not intended to be loaded or fired.
You receive the Hornady A223 modified case only. Dial calipers and OAL gauges are sold separately.

SKU: 115715885 • Width: 2in • Height: 0.9in • Depth: 5in • Weight: 0.03oz





Availability: In Stock
The Hornady A223 Lock-N-Load Modified Case is a precision reloading tool engineered specifically for hand loaders who demand concentricity and consistency in their 223 Rem ammunition. This modified case integrates directly with Hornady's Lock-N-Load Precision gauges, serving as the measurement standard for your custom loads. Whether you're a competition shooter chasing sub-MOA groups or a tactical reloader building ammo for serious field work, this tool eliminates guesswork from case prep verification and overall length (OAL) measurement.
The A223 is mechanically optimized for precision work. A fine-threaded connection secures the case to your gauge platform, holding it perfectly perpendicular to the measurement axis—critical for accurate chamber-fit validation. The case neck has been carefully reamed and opened to allow standard-diameter bullets to seat concentrically without binding, so you can verify bullet placement and case condition without straining components or introducing alignment error.
This is a working tool for reloaders who use Lock-N-Load gauges as part of their quality-control system. It's not a live round; it's your reference standard. If you're already invested in the Lock-N-Load ecosystem, this modified case fills a functional gap. If you're building a new reloading bench and considering precision measurement, understand that this case works with Hornady's gauge line—you'll need the gauge itself to put it to use.
| Caliber | 223 Remington |
| Application | Hornady Lock-N-Load Precision Gauge compatibility |
| Case Neck | Reamed and opened for standard-diameter bullets |
| Attachment | Fine-thread connection to gauge platform |
No. The A223 is specifically designed for Hornady Lock-N-Load Precision gauges and uses a proprietary fine-threaded connection to those products.
You'll need a Hornady Lock-N-Load Precision gauge—typically an OAL gauge or similar precision measurement tool from the Lock-N-Load line. The case itself is not a gauge; it's the reference standard that mounts to your gauge.
No. This is a modified case used as a precision reference tool for reloaders. It is not intended to be loaded or fired.
You receive the Hornady A223 modified case only. Dial calipers and OAL gauges are sold separately.

SKU: 115715885 • Width: 2in • Height: 0.9in • Depth: 5in • Weight: 0.03oz