The Hornady Lock-N-Load Modified Case “C” Series for .50 BMG is a chamber-specific, specially prepared case intended for use with Hornady’s Lock-N-Load O.A.L. Gauge. It threads at the case head and features an oversized neck to accept the same bullets you plan to load. Used with the O.A.L. Gauge, the modified case enables repeatable overall-length measurements that help establish precise seating depth relationships. This component supports reloaders and precision shooters who need accurate, consistent O.A.L. data.
Key Specifications
- Compatible with .50 BMG cartridges.
- Part of the Lock-N-Load Modified Case “C” Series.
- Case is threaded at the case head for secure attachment to the O.A.L. Gauge.
- Neck is .002 inches oversized to accept the same bullets you intend to load.
- Provides measurement accuracy to .001 inches when used with the O.A.L. Gauge.
- Designed specifically for use with the Lock-N-Load O.A.L. Gauge.
- Prepared to fit your firearm’s chamber for chamber-specific O.A.L. readings.
This modified case offers a straightforward, reliable method to obtain precise overall length measurements. Its chamber-specific preparation and oversized neck let reloaders capture accurate O.A.L. data using the Lock-N-Load O.A.L. Gauge, supporting improved consistency in seating depth. For users who prioritize repeatable measurements and true bullet-to-rifling relationships, this case is a practical tool for the reloading bench.
This description was generated with AI and may contain errors. Verify specifications and legal restrictions with the manufacturer before purchase. Provided “as-is” without warranties or guarantees.




