The RCBS Decap Unit .30/7.62MM features an expander rod, expander ball, and decapping pin, and is used in sizing dies to de-prime the case and expand the case neck in bottleneck cartridges. This essential reloading accessory is a factory replacement component designed to work with RCBS sizing dies.
These RCBS factory replacement decapping units are the same ones shipped with their products, ensuring reliability and compatibility with your existing reloading setup. It is always a good idea to keep an extra decapping unit on-hand so you can ensure your reloading sessions do not get interrupted if you ever damage them during use. The 9812 model is specifically engineered for .30 caliber and 7.62mm cartridges, making it an ideal spare or replacement for reloaders who work with these common rifle calibers.
