The bullet comparator, designed for use with the OAL gauge, offers unparalleled precision in measurement. It ensures accurate alignment of the OAL gauge when used with a caliper, facilitating precise measurement. This tool enables direct comparison of loads, allowing for meticulous setup of the bullet seating die to achieve the desired bullet free-travel (jump). Please note, this product includes only the comparator body, which is red in color. Hornady bullet comparator replacement body Enables the measurement of bullets via the ogive Provides enhanced accuracy and precision in bullet measurements