Balistix Pro Over All Length Gauge and Comparator Set
Balistix Over All Length Gauge and Comparator Set can be used with a Vernier on the following Calibers: 0.223, 0.243, 0.264, 0.284, 0.30.
A tap is provided so you can tap your own brass and use the Balistix Over All Length Gauge to determine maximum bullet lengths.