The Hornady Shell Holder Universal Size #16 is precision-engineered for reliable ammunition reloading across multiple calibers. Manufactured from solid steel and heat-treated for durability and flawless operation.Hornady 390556 Shell Holder Universal Size #16Compatible with .380 ACP .221 Remington Fireball 6mm TCU .222 Remington Magnum 7x47mm Helm .20 Tactical .204 Ruger and other calibersPrecision machined from solid steel with heat treatmentUniversal compatibility with most press brandsFits all Hornady accessories including Handheld Priming Tool and Cam-Lock Case TrimmerEssential for serious reloaders who work with multiple calibers this shell holder delivers consistent performance and broad compatibility across reloading equipment brands.