Hornady Lock-N-Load AP Progressive Press Shell Plate - #57

The Hornady Lock-N-Load AP Progressive Press Shell Plate - #57 is a precision reloading component engineered for shooters who demand consistency, speed, and reliability in cartridge preparation. This shell plate serves as the foundation of the Lock-N-Load AP progressive reloading system, designed for those who reload rifle or pistol ammunition in volume without sacrificing quality control. Whether you're a competitive shooter, law enforcement firearms instructor, or recreational reloader, this component addresses the critical need for rapid, repeatable case indexing during the progressive reloading cycle.

Plate #57 is specifically indexed to accommodate precise cartridge positioning throughout the reloading sequence—a requirement that directly impacts primer seating depth, powder charge consistency, and overall round-to-round uniformity. The Lock-N-Load quick-change design allows tool-free plate swaps between caliber conversions, reducing setup time and minimizing wear on the press frame. Constructed to Hornady's exacting tolerances, the shell plate maintains tight concentricity and engagement with the press drive system, ensuring smooth station progression and eliminating cases that slip or rotate during processing.

Serious handloaders benefit most from this shell plate when running high volumes of ammunition. The compact size of 4.15 x 4.75 x 0.55 inches and lightweight of 0.55 pounds make it easy to store and organize alongside your other reloading dies and accessories. This shell plate is specifically compatible with the Hornady Lock-N-Load AP Progressive Press, making it an essential addition for efficient reloading.