Leupold 180093 Freedom RDS BDC 1X 34mm 1 MOA Dot Illuminated Red Dot Matte Black With AR-Specific Mount The VX-3I BDC Model Comes With a Pre-Calibrated Dial For 5.56/.223 55Gr rounds That let's You accurately Adjust The Dot Out To 400+ yards. The Twilight Max Light Management System lets You See details others Cant In Those Crucial Low-Light situations at The Beginning And The End Of The Day. With a Magnification Range Great For Any Situation, youre guaranteed To Have The Right Tool For The Job. The CDS-ZL Adjustment Allows For 14.5 MOA Of Bullet Drop, Which equals 500 To 700 yards Of Travel For Most Rifles. A Push-Button Zero Lock System eliminates Accidental Dial Movement. Magnification: 1X Objective: 34mm Eye Relief: Unlimited Dot Size: 1 MOA Tube Diameter: 34mm Length: 5.30" Weight: 12.60 Oz Finish: Matte Black Battery: AR-Specific Mount Reticle: Illuminated Red Dot Adjustment Size: .25" @ 100 yds Proofs: Waterproof, Fogproof Windage Elevation: 80 MOA