The Lee R20 Universal Shell Holder is designed for use with the 22 Hornet, 22 K-Hornet, 17 Hornet, 7.65mm French Long, and similar cases. It can be used in most brands of reloading presses.
This shell holder is machined to close tolerances for maximum accuracy, making it a reliable choice for your reloading needs. If you’re using Auto Prime, you would need a different shell holder, specifically the #20 Auto Prime Shell Holder.
Please ensure to use the correct shell holder for your specific reloading setup to ensure safety and accuracy. 🛠️🔫