Guns Magazine, September 1st, 2003
If you're a serious rifleman who demands the utmost from both your rifle and yourself this is a simple piece of gear you should know about. Designed by Ward Brien, the Angle Cosine Indicator is an aid for practical and tactical rifle shooters when engaging elevated or depressed targets. Under such conditions if the angle of the shot isn't taken into account a rifleman will overshoot his target. The Angle Cosine Indicator is designed to give you the angle cosine so you can quickly and easily correct for gravity's effect on your bullet's trajectory.
A simple yet rugged instrument, it's manufa...
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