Konus scope konuspro empire 3-18x50 ill 550 ballistic bdc< FEATURES:Magnification: 3-18X50 ZoomReticle: Illuminated 550 ballisticWeight: 26.8ozLength: 14.68"Eye relief: 4a ^2Exit pupil:8 at 3X a 3 at 18XMounting length: 5.7a ^2 Other Features: Level bubble,lockable turrets resettable to zero,engraved reticle w/red/blue illumination,includes sunshade ,flip-up covers