The Hornady Shellplate #35 is engineered for seamless compatibility with both Lock-N-Load AP Progressive Press and Projector Press systems enabling efficient cartridge reloading operations.Hornady Shellplate #35 for Lock-N-Load AP & Projector PressQuality material construction for years of outstanding serviceEasy caliber changes with Lock-N-Load Press systemCompatible with both current Lock-N-Load AP and older Projector Press modelsPrecision-engineered for reliable reloading performanceThis durable shellplate component allows reloaders to efficiently switch between calibers and maintain consistent professional-grade ammunition production with their Hornady press systems.