The RCBS Extra Turret Head is a precision-engineered replacement component for your RCBS Turret Press constructed from cast iron to deliver a lifetime of reliable reloading performance.RCBS Extra Turret Head replacement componentCast iron construction for maximum durabilityMulti-caliber die installation capabilityQuick caliber changes without die removalCompatible with RCBS Turret Press systemsEssential for serious reloaders who work with multiple calibers this turret head allows you to keep different caliber dies installed and ready for immediate use dramatically improving efficiency and workflow in your reloading setup.