Product Summary
The Dillon Precision Press Caliber Conversion Kit Square Deal B allows you to quickly adapt your reloading machine to handle .38 Special and .357 Magnum cartridges. Designed for versatility, this kit enables you to maximize your machine’s utility when reloading multiple calibers. It is specifically compatible with the RL300, RL450, RL550 series, AT500, and BL 550 machines. The kit includes essential components such as a carbide size die, expander/powder funnel, seat die, crimp die, shell plate, and locator buttons.










