Dillon Precision caliber conversion kits allow you to adapt your machine from one caliber to another in minutes. They are a great way to maximize machine use when reloading multiple calibers. Caliber conversion kits vary by machine type, and include various parts for each machine to quickly change calibers. Please see the tabs below for specifics about each machine type.
RL550 caliber conversion kits are available for over 160 different rifle and pistol calibers. These kits fit the RL300, RL450, RL550 series, AT500 and BL 550 machines
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