RCBS Expander Decapping Unit .223/5.56mm - 9802

This expander decapping assembly is designed for .223/5.56mm cartridges and features an expander rod with ball and a decapping pin for removing spent primers and expanding case necks in bottleneck cartridges. The unit is used in conjunction with sizing dies during the case prep stage of ammunition reloading. It includes a carbide expander button with adjustable positioning sleeve.