The Shockwave Raptor birds head pistol 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. The 590 Shock n Saw Shockwave features an aluminum railed forend and signature Chainsaw top grip.