Aircraft grade aluminum body to withstand constant heavy recoil; Shock-resistant housing; Coated lens provides superior light transmission, resolution and scratch resistance; Dual-illuminated (red/green) reticles with adjustable rheostat for brightness control; 4 different reticle patterns provide variety for any target type; Integrated Picatinny/Weaver mounting system; Unlimited eye relief for quick target acquisition; 1 Minute of angle adjustment (approx. 1" at 100 yards, or 1/4" at 25 yards); 3 Minute of angle dot (3" at 100 yards)