B&T Industries Determinator BT62

Easily spot in that new rifle scope or make the most out of your target practice with the B&T IndustriesA(R) Groupy(TM) Measuring Tool. The Groupy features measurements that are laser cut in acrylic with a glow-in-the-dark cord attached and measures shot groups within a 1.5" diameter. Simply shoot three to five shots and lay the Groupy over the shot group. Then adjust until one of the circles cross the center of the two most outer holes. Read the measurement on that circle and you can determine your group size. What are you waiting for? Order today! Made in USA.