Badger Ordnance Angle Cosine Indicator Kit with Generation 2 Picatinny Mount Aluminum Matte Black

The Angle Cosine Indicator(ACI) from Badger Ordnance takes the confusion out of determining shot angle. No need for angle and cosine charts, one simple calculation is all you need. After determining the range to your target, multiply that distance by the cosine value, which is marked on the ACI with a single red hash mark. This calculated value will be your corrected distance for angle. How it works Gravity works against your bullet over a flat line distance. On flat ground this is no pr