TRUGLO TRU-Brite 30 Series 1-6 X 24mm Dual-Color Illuminated-Reticle Rifle Scope with Mount 30mm tube for increased brightness and click adjustments Includes two pre-calibrated BDC turrets in calibers .223 and .308 to engage targets up to 800 yards away Scope includes reversible, offset, monolithic 30mm scope rings/mount CNC-machined from aircraft grade aluminum 1/2 MOA wind age/elevation adjustments Bright 24mm objective lens