US Tactical Supply FDAC .308 175 Grain Meters

The Field Density Altitude Compensator (FDAC)  

Compute a firing solution and hit your target in a fraction of the time needed to operate any ballistic computer in a field environment! This product measures in meters.

Features:  

• Trajectory and windage solutions equal to modern ballistic computers  
• Non-tech! No batteries, extremely durable, incredibly small and lightweight  
• Firing solutions for a wide range of density attitude (-3,000’ to +10,000’)  
• Extremely accurate density altitude calculation table  
• All firing solutions are based on the modern G7 drag model  
• User adjustable muzzle velocity  
• Marked sound barrier crossing for extreme range targets  
• Designed for use with all MOA and MRAD adjusting optics