For the ultimate in shooting flexibility, the 590S Series cycles 3 chamber w/1.75 short shell = 13+1 , 2.75 = 8+1 or 3 = 7+1 shells. Pick one shotshell length for specific shooting needs or simultaneously load any combination of those shell lengths. Standard features include dual extractors, twin action bars, steel-to-steel lockup and ambidextrous safety.