The Lee 50 BMG Ram Prime is a high-quality gunsmithing tool designed specifically for large series .50 BMG cartridges. Manufactured in the USA by Lee Precision, this ram prime works seamlessly with the Classic Cast Press, ensuring efficient and reliable priming. It features a punch for easy operation and is designed to work on the press upstroke, providing enhanced leverage and a more positive seating feel. Please note that shell holder priming holes from other manufacturers may not fit this ram prime due to its larger diameter. Upgrade your reloading setup with the Lee 50 BMG Ram Prime for superior performance.