Riflescope M/30 Series features engraved reticle technology. Built-in anti-canting bubble system. Locking fast focus ocular. 45 degree offset illuminator switch. Flip-Up lens caps. True 30mm tube (throughout). Fully-multi coated hi-def optics. Locking tactical turret knobs (resettable to zero). Mid-sized parallax wheel for easier adjustment and clear visual (down to 10 yards). Ultra bBlue illumination for dark targets. Precision 1/8 MOA adjustments. Includes 4" sunshade.