This 590 Shockwave model is equipped with the Crimson Trace LS-250 Lasersaddle -- attached seamlessly to the receiver, and providing ambidextrous touchpad points for instant activation and adjustments for windage and elevation.  Creates approximately 1/2" dot at a distance of 50 feet.  Signature Shockwave raptor bird’s-head grip is uniquely shaped to minimize felt recoil. Includes all the features that have made Mossberg pump-actions the choice for millions worldwide: ambidextrous safety, dual extractors, positive steel-to-steel lockup, twin action bars, and a smooth operating anti-jam elevator.