Precision-machined .400" bushing for the Hornady Lock-N-Load Headspace Gauge. Ensures accurate case measurement and sizing for bottleneck cartridges. Interchangeable with Comparator system.
The Hornady Lock-N-Load Headspace Bushing .400" is an essential component for reloaders who demand accuracy and consistency. These bushings are machined to exacting tolerances to deliver reliable results every time you measure your cases.
Designed specifically for use with the Hornady Lock-N-Load Headspace Gauge and Comparator system, this bushing allows you to precisely measure cases during the sizing process. Accurate headspace measurement is fundamental to safe, consistent ammunition.
This .400" bushing is suited for a wide range of bottleneck cartridges, including:
The bushing is one component of the complete Lock-N-Load system. Bullet comparator and calipers are sold separately. All bushings are fully interchangeable within the Comparator family, giving you flexibility as your reloading needs evolve.