
Availability: In Stock
Current Stock: Out of stock
The Hornady Lock-N-Load Cartridge Gauge in .223 Rem is a must-have tool for reloaders who want to verify that their finished ammunition will chamber safely and reliably. This headspace gauge checks both your loaded rounds and fired brass against SAAMI specifications, catching out-of-spec cartridges before they reach the firing line. Whether you're loading for precision rifle, hunting, or high-volume range work, this gauge gives you confidence that your ammo will feed and fire properly in any compliant .223 chamber.
Reloading requires attention to detail, and headspace is where precision matters most. Too long, and a round won't chamber; too short, and you risk weak primers and reliability issues. The Lock-N-Load system makes it fast to swap between calibers—critical if you're working multiple cartridges on the same bench. Hornady's design is straightforward and reliable, favored by competition shooters, hunters, and serious handloaders who won't compromise on ammunition quality.
This .223 Rem-specific gauge fits the Hornady Lock-N-Load system, allowing you to build a modular reloading setup without redundant tools. Check your cases before you load them and your finished ammo before you fire it. It's a small investment that pays dividends in consistency, safety, and shot confidence downrange.
| Caliber | .223 Rem |
| Brand | Hornady |
| Model Number | 380707 |
| Type | Cartridge Gauge / Headspace Tool |
| System Compatibility | Hornady Lock-N-Load |
It checks whether your loaded rounds and fired brass meet SAAMI specifications for your caliber. This ensures your ammunition will chamber safely and feed reliably in any compliant firearm.
No—this gauge is specific to .223 Rem. Hornady produces Lock-N-Load gauges for other calibers, and the modular system lets you swap gauges quickly on the same holder.
Yes, the Lock-N-Load gauge is designed to work within Hornady's Lock-N-Load reloading ecosystem, allowing you to streamline your workflow if you're already using Hornady reloading equipment.
It's not required, but it's highly recommended. Checking headspace before firing eliminates the risk of out-of-spec ammo causing chambering problems or reliability issues, and is standard practice for precision and competition reloaders.

SKU: 115816261 • Width: 1.7in • Height: 1.6in • Depth: 6.3in • Weight: 0.28oz





Availability: In Stock
Current Stock: Out of stock
The Hornady Lock-N-Load Cartridge Gauge in .223 Rem is a must-have tool for reloaders who want to verify that their finished ammunition will chamber safely and reliably. This headspace gauge checks both your loaded rounds and fired brass against SAAMI specifications, catching out-of-spec cartridges before they reach the firing line. Whether you're loading for precision rifle, hunting, or high-volume range work, this gauge gives you confidence that your ammo will feed and fire properly in any compliant .223 chamber.
Reloading requires attention to detail, and headspace is where precision matters most. Too long, and a round won't chamber; too short, and you risk weak primers and reliability issues. The Lock-N-Load system makes it fast to swap between calibers—critical if you're working multiple cartridges on the same bench. Hornady's design is straightforward and reliable, favored by competition shooters, hunters, and serious handloaders who won't compromise on ammunition quality.
This .223 Rem-specific gauge fits the Hornady Lock-N-Load system, allowing you to build a modular reloading setup without redundant tools. Check your cases before you load them and your finished ammo before you fire it. It's a small investment that pays dividends in consistency, safety, and shot confidence downrange.
| Caliber | .223 Rem |
| Brand | Hornady |
| Model Number | 380707 |
| Type | Cartridge Gauge / Headspace Tool |
| System Compatibility | Hornady Lock-N-Load |
It checks whether your loaded rounds and fired brass meet SAAMI specifications for your caliber. This ensures your ammunition will chamber safely and feed reliably in any compliant firearm.
No—this gauge is specific to .223 Rem. Hornady produces Lock-N-Load gauges for other calibers, and the modular system lets you swap gauges quickly on the same holder.
Yes, the Lock-N-Load gauge is designed to work within Hornady's Lock-N-Load reloading ecosystem, allowing you to streamline your workflow if you're already using Hornady reloading equipment.
It's not required, but it's highly recommended. Checking headspace before firing eliminates the risk of out-of-spec ammo causing chambering problems or reliability issues, and is standard practice for precision and competition reloaders.
SKU: 115816261 • Width: 1.7in • Height: 1.6in • Depth: 6.3in • Weight: 0.28oz
