Here is a handy tool to measure group size when you’re out at the range. A few simple tools and an hour of your time is all it takes.

by Paul Mazan

Every gun writer, competition shooter, reloader, and hunter loves to brag about how small a group his favorite rifle and load will shoot. Sometimes I listen to those stories and want to ask to see some of those groups, but whether they really exist or not doesn’t matter. When I go to the range I like to try out new loads, bullets, and powders just to see if I can improve on my own personal record with a gun. To do that, groups must be measured. One of the fastest ways I’ve found to do that is with a group gauge.

Read more in the April 2017 issue.

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