Riton x3 primal scope 3-15x44 30mm tube w/throw lever< FEATURES:FinishBlackMagnification3-15xProofsWaterproof, Fogproof, ShockproofReticlePDTRObjective44mmTube Diameter30mmWindage Adjustment103 MOAAdj Size.25 MOAElevation Adjustment130 MOAExit Pupil Diameter14.70-2.90mmEye Relief3.70"Field of View38.30-7.60 ft @ 100 ydsIncludesFlip-Up Scope CapsLength13.12"Parallax Adjustment 10 yds-InfinityWeight24.80 oz