RCBS Alternate Seater Plugs 1/2" -20 54-500 Cal - 90080

The RCBS Alternate Bullet Seater Plug accommodates popular cartridge case calibers with a through-the-top style design and caliber-specific threads. This component is designed for use with RCBS reloading presses to seat bullets during ammunition reloading. Compatible with .500 caliber cases using 1/2"-20 threads.